NYT Dictionary

OXIDATION

/ˌɑksɪˈdeɪʃ(ə)n/
Nounox-i-DA-tionox-i-da-tion · 4 syllablesGrade 8

Accepted in official NYT Spelling Bee puzzle years: 2020, 2023, 2025, 2026

Meaning

The combination of a substance with oxygen.

Etymology

Origin: French

From French oxydation, equivalent to oxide + -ation. See oxidate.

Synonyms & Antonyms

Synonyms

oxidisationoxidizationblazingblisteringbreakupburningcalcinationcarbonationcatalysiscineration

Antonyms

reductiondeoxidationdeoxy

NYT Puzzle Appearances

Accepted in 3 recorded puzzles, including a pangram:

Join the Spelling Bee Community

Get solving strategies, rare word lists, and puzzle tips in your inbox every week.