oxidation
oxidation — noun
1. the chemical process in which a substance reacts with oxygen, which changes how
the chemical process in which a substance reacts with oxygen, which changes how the substance looks or behaves — for example, when iron becomes reddish rust or when the cut surface of an apple turns brown.
The old iron gate slowly turned into reddish dust because of oxidation.
oxidation cause of visible change (rusting)
Soraya noticed oxidation on her grandmother's silver spoons, which turned dark over time.
Amihan's chemistry teacher explained that heat speeds up the oxidation of copper.
Rafael applied a thin coat of wax to prevent oxidation on the metal garden chairs.
The oxidation of cooking oil produces chemicals that give fried food its smell and taste.
- rusting
specifically the oxidation of iron or steel, producing reddish-brown rust
- corrosion
a broader term for material breakdown, often caused by oxidation but also by other chemical reactions
- tarnishing
mild surface oxidation that causes metals such as silver to darken or lose shine
- reduction
the opposite chemical reaction, where a substance gains electrons
文法句型
oxidation + of + noun phrase
用法筆記
Common in everyday contexts beyond the chemistry lab: rusting (iron), tarnishing (silver), browning (fruit), and oil turning rancid are all familiar forms of oxidation. The opposite chemical process is called reduction.