INCONSEQUENTIAL Meaning of INCONSEQUENTIAL in English [in.con.se.quen.tial] adj (1621) 1 a: illogical b: irrelevant 2: of no significance: unimportant -- in.con.se.quen.ti.al.i.ty n -- in.con.se.quen.tial.ly adv Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012