Definitions

1. verb

to honor or remember (someone or something) on a special occasion, especially by a ceremony or other public event.

“The city will commemorate its 100th anniversary with a grand parade.”

2. verb

to remember or honor someone or something in a formal or official way.

“The government will commemorate the war heroes with a national holiday.”

3. noun

an act of remembering or honoring someone or something, especially on a special occasion.

“The commemoration of the event was attended by thousands of people.”