What is the meaning of Memorandum?

A short note serving as a reminder.

A written business communication.

A brief diplomatic communication.

A page in an annual publication honoring the memory of a person who died during the past year.

memorandum (reminder, short note)

memorandum

inflection of memorandus:

  1. nominative/accusative/vocative neuter singular
  2. accusative masculine singular

nominative/accusative/vocative neuter singular

accusative masculine singular

memorandum

memorandum (brief diplomatic communication)

memorandum

memorandum

letterhead

a memorandum

Source: wiktionary.org