Of which the memory is preserved; remembered; (also) worthy to be remembered, memorable. Obsolete.

Memorable; serving as a memorial.

In sense A. 1, as anniversary mass, anniversary service, etc.

Preserving or reviving the memory of some person or thing; commemorative. In early use also: memorable. Obsolete.

Perhaps: memorable, notable. (In quot. 1500 apparently: inordinate, excessive.)

Originally: †commemorative (obsolete). In later use more generally: of or relating to recording (in various senses); that records.

Having the attribute of commemorating.

= commemorative, adj.

of or relating to commemoration.