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"
be or provide a memorial to a person or an event; "This sculpture commemorates the victims of the concentration camps"; "We memorialized the Dead"
mark by some ceremony or observation; "We marked the anniversary of his death"
a gathering of spectators or listeners at a (usually public) performance; "the audience applauded"; "someone in the audience began to cough"
the part of the general public interested in a source of information or entertainment; "every artist needs an audience"; "the broadcast reached an audience of millions"