Meaning-based. The second half also names a property of the element. Refers to 养 “nourishing”, the nourishing element for life and combustion
History of the character
Every form found in the sources, from the first missionary chemistry books of the 1850s to the current
standards. Hover a dot for the source. Simplified 氧, traditional 氧.
1849養氣yǎngqì天文略論 Tiānwén Lüèlùn, Benjamin Hobson (合信)“nourishing gas”
1855生氣shēngqì博物新編 Bówù Xīnbiān, Benjamin Hobson (合信)“life gas”, also used for air
1868養氣格物入門 Géwù Rùmén, W. A. P. Martin (丁韙良), Tongwen College
1870養氣化學初階 Huàxué Chūjiē, John G. Kerr (嘉約翰) & Hé Liǎorán (何瞭然)
1871養氣金石識別 Jīnshí Shíbié, D. J. MacGowan (瑪高溫) & Huà Héngfāng (華蘅芳)
1871養氣化學鑑原 Huàxué Jiànyuán, Xú Shòu (徐壽) & John Fryer (傅蘭雅), Jiangnan Arsenal
1905養yǎng化學新教科書 Huàxué Xīn Jiàokēshū, Dù Yàquán (杜亞泉), Commercial Pressthe Educational Association wrote 气 over 養
1920氱yǎng曾提議 Proposed, not adopted, Variousinterim form with the full 養 under 气
1933氧yǎng化學命名原則 Principles of Chemical Nomenclature, Zhèng Zhènwén (鄭貞文), National Institute for Compilation and Translation气 + 羊 from 養
Homophones
No other element shares this syllable.
Elsewhere
Japanese酸素Korean산소Vietnameseoxy
Western name from Greek via French ὀξύ γείνομαι (oxy geinomai)/oxygène, “to bring forth acid”. Compare all