adj.
Pronunciation: ˌ ə n- ə - ' kau ̇ n-t ə -b ə l
Function: adjective
Date: 1643
1 : not to be accounted for : INEXPLICABLE , STRANGE
2 : not to be called to account : not responsible
– un · ac · count · abil · i · ty \ - ˌ kau ̇ n-t ə - ' bi-l ə -t ē \ noun