inexplicable
in.ex.pli.ca.ble \.in-ik-'splik-*-b*l, (')in-'ek-(.)splik-\ \-ble-\ aj [MF,
fr. L inexplicabilis, fr. in- + explicabilis explicable] : incapable of
being explained, interpreted, or accounted for - in.ex.pli.ca.ble.ness n
Webster's English Dictionaryin.ex.pli.ca.ble \.in-ik-'splik-*-b*l, (')in-'ek-(.)splik-\ \-ble-\ aj [MF,
fr. L inexplicabilis, fr. in- + explicabilis explicable] : incapable of
being explained, interpreted, or accounted for - in.ex.pli.ca.ble.ness n