in memoriam
preposition/ˌɪn məˈmɔːriəm/
/ˌɪn məˈmɔːriəm/
(from Latin)- used to mean ‘in memory of’, for example on the stone over a grave (= where a dead person is buried)Word OriginLatin.
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in memoriam
Definition of in memoriam preposition from the Oxford Advanced Learner's Dictionary