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catalyseur
| de
Ziegler
| catalyseur | |
| chem. | catalyzer |
| environ. | catalytic converter; catalyst |
| med. | catalyst; catalyzator; contact substance; accelerant |
| nat.sc. chem. | catalytic system |
| Dé | |
| earth.sc. | Dec |
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| catalyzer | |||
| catalytic converter; catalyst A substance whose presence alters the rate at which a chemical reaction proceeds, but whose own composition remains unchanged by the reaction. Catalysts are usually employed to accelerate reactions(positive catalyst), but retarding (negative) catalysts are also used | |||
| catalyst; catalyzator; contact substance; accelerant | |||
| catalytic system | |||
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| catalysts | |||
| catalyseur: 182 phrases in 23 subjects |