hypo
n. countablen. a short way of saying 'hypothesis'. You use it in science or business to talk about an idea that you will test to see if it is true.
n. a shortened form of 'hypothesis', referring to a proposed explanation or prediction that can be tested through observation or experimentation.
We need to test our hypo before we start the experiment.
The marketing team developed a new hypo regarding how social media trends affect consumer spending habits.
While the initial data supported the hypo, the researchers remained cautious until they could replicate the results across several different demographic groups.
Clipping of various terms beginning with hypo-, from Ancient Greek ὑπό (hupó, “under”).
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.
Last updated June 22, 2026