reactant
UK/ri'æktәnt/US
GREA2
Definitions
n.
A substance that takes part in and is changed by a chemical reaction
反应物
Root Breakdown
Root-derivedreactagain, back
+
-antdo, act, drive
=reactant
react + -ant (thing that does) = a substance that reacts. The starting material consumed in a reaction.
Common Collocations
- 1.limiting reactant限量反应物
- 2.excess reactant过量反应物
- 3.reactant molecules反应物分子
Example Sentences
- 1.
The reaction stops when one reactant runs out.