commemorating (Adjective) — Intended as a commemoration. ex. "a commemorating plaque"
commemorating (Verb) — Mark by some ceremony or observation. ex. "The citizens commemorate the anniversary of the revolution with a march and a parade"
commemorating (Verb) — Call to remembrance; keep alive the memory of someone or something, as in a ceremony. ex. "We commemorated the 50th anniversary of the liberation of Auschwitz"
commemorating (Verb) — Be or provide a memorial to a person or an event. ex. "This sculpture commemorates the victims of the concentration camps"