ir·re·me·able \(ˈ)i|rēmēəbəl, əˈr-, (ˈ)ir|r-, (ˈ)iə|r-\adjective Etymology: Latin irremeabilis, from in- in- (I) + remeare to go back (from re- + meare to go) + -abilis -able — more at permeate 1.: offering no possibility of return < an irremeable path > 2.: unable to return to a former place or state : irreversible < an irremeable stream > < irremeable tissue degeneration > • ir·re·me·ably\-blē\adverb