| / English Dictionary |
PLATINUM BLACK
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
A fine black powder of platinum; used as a catalyst in chemical reactions
Classified under:
Hypernyms ("platinum black" is a kind of...):
accelerator; catalyst ((chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected)
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