verb (used with object), de·ox·y·gen·at·ed, de·ox·y·gen·at·ing. Chemistry.
to remove oxygen from (a substance, as blood or water).
Origin of deoxygenate
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
deoxygenize or deoxygenise (diːˈɒksɪdʒɪˌnaɪz)
(tr) to remove oxygen from (water, air, etc)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012