un‧rec‧og‧niz‧a‧ble (also unrecognisable British English) /ʌnˈrekəɡnaɪzəbəl, -ˈrekə-/ adjective
[Word Family: verb: recognize; noun: recognition; adverb: recognizably; adjective: recognizable ≠ unrecognizable]
someone or something that is unrecognizable has changed or been damaged so much that you do not recognize them:
I hadn’t been to the city for 20 years and it was almost unrecognizable.

[TahlilGaran] Dictionary of Contemporary English ▲