memo

from WordNet (r) 3.0 (2006)

memo
    n 1: a written proposal or reminder [syn: {memo}, {memorandum},
         {memoranda}]

from Moby Thesaurus II by Grady Ward, 1.0

24 Moby Thesaurus words for "memo":
      adversaria, aide-memoire, annotation, chit, directive, docket,
      entry, footnote, item, jotting, marginal note, marginalia, memoir,
      memorandum, memorial, minutes, notation, note, notice, register,
      registry, reminder, scholia, scholium