unoxygenatedadj.
/(ˌ)ʌŋˈɒksᵻdʒᵻneɪtᵻd/, U.S. /ˌənˈɑksədʒəˌneɪdᵻd/ Not oxygenated; not containing or supplied with oxygen; not combined with oxygen. Cf. deoxygenated adj. at deoxygenate v. Derivatives.
ΘΚΠ
the world > matter > chemistry > chemical properties > [adjective] > consisting of or containing oxygen > not mixed or combined with
unoxygenated1789
unoxidated1797
unoxidized1804
1789 R. Kerr tr. A. Lavoisier Elements Chem. ii. 187 We cannot procure them in their unoxygenated state [Fr. nous ne les voyons que dans l'état d'oxygénation].
1798 Philos. Trans. (Royal Soc.) 88 108 Neither could I..so accustom the animal to the circulation of unoxygenated blood, as to lengthen the term of its existence.
1855 W. H. V. Sankey in G. D. Dempsey Pract. Railway Engineer (ed. 4) 249 A constant current of pure air would thus be continually maintained in the tunnel, which..would..prevent any possible accumulation of noxious gases or unoxygenated atmosphere.
1886 T. H. Huxley Let. 1 Dec. in Life & Lett. (1900) II. ix. 148 The sort of uphill exercise which routs out all the unoxygenated crannies of my organism.
1961 L. C. Conant & V. E. Swanson Chattanooga Shale & Related Rocks (U.S. Geol. Surv. Prof. Paper 357) 73/2 It is generally accepted that the black mud that formed the Chattanooga shale accumulated in unoxygenated waters rich in plant fragments and sulfur acids.
2007 Sci. News 7 Apr. 218/2 (caption) Oxygenated and unoxygenated blood can mix and cause oxygen desaturation.
This entry has been updated (OED Third Edition, December 2014; most recently modified version published online December 2021).
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adj.1789