oxy
n.n. a short way to say oxygen. People use this word when talking about breathing or medical equipment in a casual way.
n. a colloquial abbreviation for oxygen. Common in medical, diving, and emergency response contexts to refer to the gas or the equipment used to deliver it.
The patient needs more oxy to breathe.
The diver checked his oxy levels before starting the long descent to the wreck.
In high-altitude environments, the body's demand for oxy increases significantly, necessitating supplemental supplies to maintain cognitive function and physical endurance.
From oxygen. Compare the prefix oxy-.
Clippings.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.
Last updated May 20, 2026