[ 'ɛkspɪeɪt ]
■ verb atone for (guilt or wrongdoing).
Derivatives
expiable adjective
expiation noun
expiator noun
expiatory 'ɛkspɪət(ə)ri , ˌɛkspɪ'eɪt(ə)ri adjective
Origin
C16 (earlier (ME) as expiation ): from L. expiat- , expiare 'appease by sacrifice' (based on pius 'pious').