英和和英

語源

Learned borrowing from Latin memorandum, neuter of memorandus (“to be remembered”).

発音

• IPA: /ˌmɛm.əˈɹæn.dəm/

名詞

memorandum (plural memorandums or memoranda)

1. A short note serving as a reminder.
   • 1821, Thomas De Quincey, Confessions of an English Opium-Eater:

     ....be more difficult or uncertain than it had been for so many weeks, I had scarcely for a moment adverted to it as necessary, or placed it amongst my memoranda against this parting interview; and my final anxieties being spent in comforting her with hopes, and in pressing upon her the necessity of getting some medicines for a violent cough and hoarseness with which she was troubled, I wholly forgot it until it was too late to recall her.

2. A written business communication.
   • 2025 July 28, Piper Hudspeth Blackburn, “Trump administration allows federal workers to promote religious beliefs”, in CNN‎:

     The Trump administration will allow federal workers to promote their religious beliefs to colleagues, display religious items at work and pray together or individually, according to a memorandum issued Monday by the Office of Personnel Management.

3. A brief diplomatic communication.
4. A page in an annual publication honoring the memory of a person who died during the past year.

派生語

関連する語

Further reading

• “memorandum”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.
• William Dwight Whitney, Benjamin E[li] Smith, editors (1911), “memorandum”, in The Century Dictionary […], New York, N.Y.: The Century Co., →OCLC.