Memorandum

1. (n.) A record of something which it is desired to remember; a note to help the memory.

2. (n.) A brief or informal note in writing of some transaction, or an outline of an intended instrument; an instrument drawn up in a brief and compendious form.

Thesaurus Entries

adversaria, aide-memoire, annotation, announcement, chit, cue, diary, directive, dispatch, docket, entry, epistle, flapper, footnote, hint, item, jogger, jotting, letter, marginal note, marginalia, memo, memoir, memorial, message, minute, minutes, missive, notation, note, notice, prompt, prompter, prompting, record, register, registry, remembrance, remembrancer, reminder, scholia, scholium, tickler