Synonyms
(near_synonym)
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00427105-a:
having or dealing with dangerously high levels of radioactivity
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Antonyms
(near_antonym)
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00427255-a:
not radioactive
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Related
(has_derived)
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00514781-r:
in a radioactive manner
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Related
(related_to)
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13545184-n:
the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay
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Glosses
(gloss)
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13545184-n:
the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay
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Glosses
(rgloss)
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00042692-a:
rendered active; e.g. rendered radioactive or luminescent or photosensitive or conductive
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Glosses
(rgloss)
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00190886-v:
make (substances) radioactive
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Glosses
(rgloss)
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00426347-a:
not spreading pollution or contamination; especially radioactive contamination
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Glosses
(rgloss)
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00426608-a:
spreading pollution or contamination; especially radioactive contamination
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Glosses
(rgloss)
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00427255-a:
not radioactive
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Glosses
(rgloss)
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00493259-v:
make radioactive by adding radioactive material
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Glosses
(rgloss)
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00514781-r:
in a radioactive manner
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Glosses
(rgloss)
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00650932-v:
distinguish (an element or atom) by using a radioactive isotope or an isotope of unusual mass for tracing through chemical reactions
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Glosses
(rgloss)
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00705580-n:
(medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance
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Glosses
(rgloss)
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00983102-n:
intelligence derived from electromagnetic radiations from foreign sources (other than radioactive sources)
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Glosses
(rgloss)
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00986080-n:
the detection and identification and evaluation and location of foreign electromagnetic radiations (other than radioactive)
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Glosses
(rgloss)
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00992544-n:
geological dating that relies on the proportions of radioactive potassium in a rock sample and its decay product, argon
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Glosses
(rgloss)
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00992995-n:
geological dating based on the proportions of radioactive rubidium into its decay product strontium; radioactive rubidium has a half-life of 47,000,000,000 years
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Glosses
(rgloss)
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01002165-n:
measuring the dose of radiation emitted by a radioactive source
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Glosses
(rgloss)
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02753569-n:
an oral dose of radioactive substance used in treatment and diagnosis of cancer
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Glosses
(rgloss)
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03039711-n:
an atom bomb leaving little or no radioactive contamination
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Glosses
(rgloss)
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03205903-n:
an atom bomb that leaves considerable radioactive contamination
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Glosses
(rgloss)
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04043268-n:
pharmaceutical consisting of a radioactive compound used in radiation therapy
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Glosses
(rgloss)
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04462835-n:
(radiology) any radioactive isotope introduced into the body to study metabolism or other biological processes
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Glosses
(rgloss)
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05516067-n:
(radiology) organ intended to receive the therapeutic dose of a radioactive substance
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Glosses
(rgloss)
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05744421-n:
test of thyroid function in which the patient is given an oral dose of radioactive iodine-131
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Glosses
(rgloss)
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05744620-n:
radioactive iodine test that measures the amount of radioactive iodine excreted in the urine
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Glosses
(rgloss)
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05744792-n:
radioactive iodine test that measures the amount of radioactive iodine taken up by the thyroid gland
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Glosses
(rgloss)
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06090540-n:
the chemistry of radioactive substances
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Glosses
(rgloss)
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07416441-n:
(physics) the change of one chemical element into another (as by nuclear decay or radioactive bombardment)
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Glosses
(rgloss)
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09194052-n:
a positively charged particle that is the nucleus of the helium atom; emitted from natural or radioactive isotopes
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Glosses
(rgloss)
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09219592-n:
a high-speed electron or positron emitted in the decay of a radioactive isotope
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Glosses
(rgloss)
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10504206-n:
a medical specialist who uses radioactive substances and X-rays in the treatment of disease
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Glosses
(rgloss)
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11088969-n:
French nuclear physicist who was Marie Curie's assistant and who worked with Marie Curie's daughter who he married (taking the name Joliot-Curie); he and his wife discovered how to synthesize new radioactive elements (1900-1958)
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Glosses
(rgloss)
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11307587-n:
English chemist whose work on radioactive disintegration led to the discovery of isotopes (1877-1956)
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Glosses
(rgloss)
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13456899-n:
the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation
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Glosses
(rgloss)
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13645599-n:
a unit of radioactivity equal to the amount of a radioactive isotope that decays at the rate of 37,000,000,000 disintegrations per second
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Glosses
(rgloss)
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13646223-n:
a unit strength of a radioactive source equal to one million disintegrations per second
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Glosses
(rgloss)
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14308472-n:
syndrome resulting from exposure to ionizing radiation (e.g., exposure to radioactive chemicals or to nuclear explosions); low doses cause diarrhea and nausea and vomiting and sometimes loss of hair; greater exposure can cause sterility and cataracts and some forms of cancer and other diseases; severe exposure can cause death within hours
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Glosses
(rgloss)
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14584110-n:
any of a series of radioactive elements with atomic numbers 89 through 103
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Glosses
(rgloss)
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14611521-n:
a radioactive isotope of hydrogen; atoms of tritium have three times the mass of ordinary hydrogen atoms
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Glosses
(rgloss)
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14619857-n:
a radioactive isotope of an element; produced either naturally or artificially
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Glosses
(rgloss)
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14620066-n:
a radioactive isotope that is used in a compound in order to trace the mechanism of a chemical reaction
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Glosses
(rgloss)
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14624191-n:
any element having an atomic number greater than 92 (which is the atomic number of uranium); all are radioactive
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Glosses
(rgloss)
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14625110-n:
(chemistry) a series of 15 radioactive elements with increasing atomic numbers from actinium to lawrencium
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Glosses
(rgloss)
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14627655-n:
a radioactive element of the actinide series; found in uranium ores
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Glosses
(rgloss)
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14628494-n:
a radioactive transuranic metallic element; discovered by bombarding uranium with helium atoms
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Glosses
(rgloss)
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14629561-n:
a highly unstable radioactive element (the heaviest of the halogen series); a decay product of uranium and thorium
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Glosses
(rgloss)
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14631134-n:
a radioactive transuranic element; discovered by bombarding americium with helium
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Glosses
(rgloss)
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14633037-n:
a radioactive transuranic element; discovered by bombarding curium with alpha particles
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Glosses
(rgloss)
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14633856-n:
a radioactive isotope of carbon
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Glosses
(rgloss)
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14634477-n:
a radioactive isotope of cesium used in radiation therapy
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Glosses
(rgloss)
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14634999-n:
a radioactive isotope of chlorine
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Glosses
(rgloss)
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14635542-n:
a radioactive isotope of cobalt with mass number 60; a source of exceptionally intense gamma rays; used in radiation therapy
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Glosses
(rgloss)
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14636220-n:
a radioactive transuranic metallic element; produced by bombarding plutonium with helium nuclei
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Glosses
(rgloss)
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14636392-n:
a radioactive transuranic element
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Glosses
(rgloss)
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14636822-n:
a radioactive transuranic element produced by bombarding plutonium with neutrons
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Glosses
(rgloss)
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14637339-n:
a radioactive transuranic metallic element produced by bombarding plutonium with neutrons
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Glosses
(rgloss)
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14637864-n:
a radioactive element of the alkali-metal group discovered as a disintegration product of actinium
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Glosses
(rgloss)
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14639795-n:
a radioactive transuranic element
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Glosses
(rgloss)
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14641797-n:
heavy radioactive isotope of iodine with a half-life of 8 days; used in a sodium salt to diagnose thyroid disease and to treat goiter
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Glosses
(rgloss)
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14642005-n:
light radioactive isotope of iodine with a half-life of 60 days; used as a tracer in thyroid studies and as a treatment for hyperthyroidism
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Glosses
(rgloss)
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14643323-n:
a radioactive transuranic element synthesized from californium
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Glosses
(rgloss)
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14644963-n:
a radioactive transuranic element
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Glosses
(rgloss)
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14645092-n:
a radioactive transuranic element synthesized by bombarding einsteinium with alpha particles (Md is the current symbol for mendelevium but Mv was formerly the symbol)
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Glosses
(rgloss)
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14646403-n:
a radioactive transuranic metallic element; found in trace amounts in uranium ores; a by-product of the production of plutonium
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Glosses
(rgloss)
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14647722-n:
a radioactive transuranic element synthesized by bombarding curium with carbon ions; 7 isotopes are known
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Glosses
(rgloss)
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14649775-n:
a solid silvery grey radioactive transuranic element whose atoms can be split when bombarded with neutrons; found in minute quantities in uranium ores but is usually synthesized in nuclear reactors; 13 isotopes are known with the most important being plutonium 239
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Glosses
(rgloss)
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14650556-n:
a radioactive metallic element that is similar to tellurium and bismuth; occurs in uranium ores but can be produced by bombarding bismuth with neutrons in a nuclear reactor
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Glosses
(rgloss)
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14651479-n:
a soft silvery metallic element of the rare earth group having no stable isotope; was discovered in radioactive form as a fission product of uranium
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Glosses
(rgloss)
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14651708-n:
a short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead
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Glosses
(rgloss)
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14651921-n:
an intensely radioactive metallic element that occurs in minute amounts in uranium ores
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Glosses
(rgloss)
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14652104-n:
a radioactive gaseous element formed by the disintegration of radium; the heaviest of the inert gasses; occurs naturally (especially in areas over granite) and is considered a hazard to health
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Glosses
(rgloss)
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14652824-n:
a radioactive transuranic element
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Glosses
(rgloss)
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14653416-n:
a radioactive transuranic element which has been synthesized
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Glosses
(rgloss)
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14656001-n:
a radioactive isotope of strontium (with the mass number 90) that is present in the fallout from nuclear explosions; can be assimilated like calcium into bones
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Glosses
(rgloss)
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14658109-n:
a soft silvery-white tetravalent radioactive metallic element; isotope 232 is used as a power source in nuclear reactors; occurs in thorite and in monazite sands
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Glosses
(rgloss)
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14658422-n:
radioactive isotope of thorium with mass number 228
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Glosses
(rgloss)
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14659794-n:
a radioactive transuranic element
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Glosses
(rgloss)
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14659922-n:
a radioactive transuranic element
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Glosses
(rgloss)
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14660052-n:
a radioactive transuranic element
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Glosses
(rgloss)
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14660183-n:
a radioactive transuranic element
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Glosses
(rgloss)
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14660314-n:
a radioactive transuranic element
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Glosses
(rgloss)
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14660443-n:
a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons
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Glosses
(rgloss)
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14669677-n:
a yellow radioactive mineral; an ore of uranium and radium and vanadium
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Glosses
(rgloss)
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14727153-n:
an inactive substance that is a vehicle for a radioactive tracer of the same substance and that assists in its recovery after some chemical reaction
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Glosses
(rgloss)
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14858950-n:
the radioactive particles that settle to the ground after a nuclear explosion
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Glosses
(rgloss)
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15002233-n:
material that is radioactive
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Glosses
(rgloss)
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15070366-n:
a radioactive mineral consisting of thorium silicate; it is a source of thorium that is found in coarse granite
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Glosses
(rgloss)
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15275094-n:
the time required for something to fall to half its initial value (in particular, the time for half the atoms in a radioactive substance to disintegrate)
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