NYT Dictionary

DIOXIDE

/daɪˈɑksaɪd/
Noundi-OX-idedi-ox-ide · 3 syllablesGrade 6

Accepted in official NYT Spelling Bee puzzle years: 2021, 2022, 2023, 2024

Meaning

Any oxide containing two oxygen atoms in each molecule.

Etymology

Origin: Latin

Etymology tree Proto-Indo-European *dwóh₁ Proto-Indo-European *dwi- Proto-Hellenic *dwi- Ancient Greek δῐ- (dĭ-)bor. Latin di-bor. English di- Proto-Indo-European *h₂eḱ-der.? Ancient Greek ὀξύς (oxús) Proto-Indo-European *ǵenh₁- Proto-Indo-European *-os Proto-Indo-European *ǵénh₁os Proto-Hellenic *génos Ancient Greek γένος (génos) French oxygène Proto-Indo-European *h₂eḱ- Proto-Indo-European *-éh₁ti Proto-Indo-European *-yeti Proto-Indo-European *-éh₁yeti Proto-Indo-European *h₂eḱéh₁yeti Proto-Italic *akēō Latin aceō Proto-Indo-European *dʰeh₁-der. Proto-Italic *-iðos Latin -idus Latin acidusbor. French acide blend French oxidebor. English oxide English dioxide From di- + oxide.

Synonyms & Antonyms

Synonyms

binoxidedeutoxidealcoholchemical

NYT Puzzle Appearances

Accepted in 2 recorded puzzles:

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