1. recall and show respect for (someone or something): "a wreath-laying ceremony to commemorate the war dead"
▪ mark or celebrate (an event or person) by doing or producing something:"the victory was commemorated in songs"
Word Originlate 16th century: from Latin commemorat- ‘brought to remembrance’, from the verb commemorare, from com- ‘altogether’ + memorare ‘relate’ (from memor ‘mindful’).