- celebrate ► VERB 1) mark (a significant occasion) with an enjoyable activity. 2) engage in festivities to mark a significant occasion. 3) honour or praise publicly. 4) perform (a religious ceremony), in particular officiate at (the Eucharist).DERIVATIVES celebration noun celebrator noun celebratory adjective.ORIGIN Latin celebrare, from celeber 'frequented or honoured' .
English terms dictionary. 2015.