WordNet (r) 3.0 (2006):
unrecognisable adv 1: beyond recognition; in an unrecognizable manner; "he had unrecognizably aged" [syn: unrecognizably, unrecognisable] [ant: recognizably] adj 1: defying recognition as e.g. because of damage or alteration [syn: unrecognizable, unrecognisable]