Wiktionary
reoxygenate
vb. (context transitive English) To oxygenate again or anew.
Usage examples of "reoxygenate".
More medical warnings appeared, indicating the strain he was putting on his own organs now that his body was having to reoxygenate the blood.
Blood reoxygenated, I found the nearest lawn chair, sat down, and put my head down between my knees.