memo, note, memorial, pro memoria, remembrance, memorandum for the record, mnemonic, missive, Mem'l, memento, more...

announcement, speech, dialogue, report, broadcast

classified, unclassified, confidential, secret, top secret, eyes only, more...

long, explanatory, confidential, internal, undated, secret, unpublished, page, private, lengthy, unsigned

memo abbr.,   memo letters,   memo header,   written notes,   certain formal note,   research notes,   interoffice notes,   memo abbr,   a memo or note,   memo writer's abbr.