used before or after a title to show that a person, usually a university teacher, keeps the title as an honour, although he or she has stopped working (常指大学教师)退休后保留头衔的,荣誉退休的 the Emeritus Professor of Biology 荣誉退休的生物学教授 the National Gallery's director emeritus 荣誉退休的国家美术馆馆长
Word Originmid 18th cent.: from Latin, past participle of emereri ‘earn one's discharge by service’, from e- (variant of ex-) ‘out of, from’ + mereri ‘earn’.