English · Science & Technology
reduction
/rɪˈdʌk.ʃən/
[/rɪˈdʌk.ʃən/]
gain of electrons; decrease
Advancednoun
Definition
In chemistry, a reaction in which a substance gains electrons; more generally, a decrease in amount.
Example
In the experiment, reduction caused the metal compound to gain electrons and change its colour.
In the experiment, reduction caused the metal compound to gain electrons and change its colour.
Etymology
From Latin 'reductio' (a bringing back), from 'reducere' (to lead back).
How & Where It’s Used
In chemistry, always paired with oxidation; also means a general decrease.