adj.
Pronunciation: ( ˌ )i- ' nek-sp ē - ə -b ə l
Function: adjective
Etymology: Middle English inexpyable, from Latin inexpiabilis, from in- + expiare to expiate
Date: 15th century
1 : not capable of being atoned for
2 obsolete : IMPLACABLE , UNAPPEASABLE
– in · ex · pi · a · bly \ -bl ē \ adverb