1. (

• commemorate ,
• mark ,

) celebrate by some ceremony or observation; "The citizens mark the anniversary of the revolution with a march and a parade" ;

2. (

• commemorate ,
• remember ,

) call to remembrance; keep alive the memory of someone or something, as in a ceremony; "We remembered the 50th anniversary of the liberation of Auschwitz"; "Remember the dead of the First World War" ;

3. (

• commemorate ,
• memorialize ,
• memorialise ,
• immortalize ,
• immortalise

) be or provide a memorial to a person or an event; "This sculpture commemorates the victims of the concentration camps"; "We memorialized the Dead" ;