Hyperonyms
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14723628-n:
(chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected
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Glosses
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00392812-a:
being of the achromatic color of maximum darkness; having little or no hue owing to absorption of almost all incident light
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Glosses
(gloss)
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02414031-a:
thin in thickness or diameter
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Glosses
(gloss)
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13447361-n:
(chemistry) a process in which one or more substances are changed into others
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Glosses
(gloss)
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14649543-n:
a heavy precious metallic element; grey-white and resistant to corroding; occurs in some nickel and copper ores and is also found native in some deposits
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Glosses
(gloss)
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14723628-n:
(chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected
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Glosses
(gloss)
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14997012-n:
a solid substance in the form of tiny loose particles; a solid that has been pulverized
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