definition of habituate
haÂ·bitÂ·uÂ·ate. v. haÂ·bitÂ·uÂ·atÂ·ed, haÂ·bitÂ·uÂ·atÂ·ing, haÂ·bitÂ·uÂ·ates. v. tr. To accustom by frequent repetition or prolonged exposure. v. intr. 1. To cause physiological or psychological habituation, as to a drug. 2. Psychology To experience habituation.