Suitable to live in or on; inhabitable.
That can be inhabited; fit to be lived in.
Safe and comfortable, where humans, or other animals, can live; fit for habitation.
After we found the freshwater spring we were more confident that the place was habitable.
Origin of habitable
Middle English from Old French from Latin habitābilis from habitāre to dwell frequentative of habēre to have ghabh- in Indo-European roots