INSUPPORTABLE Meaning of INSUPPORTABLE in English transcription, транскрипция: [ ˌɪnsəˈpɔ:təbl ]adj. 1 unable to be endured. 2 unjustifiable. øøinsupportableness n. insupportably adv. [F (as IN-(1), SUPPORT)] English main colloquial, spoken dictionary. Английский основной разговорный словарь. 2012