memorandum meaning
ENWMemorandum
- A memorandum (abbrev.: memo) was from the Latin verbal phrase memorandum est, the gerundive form of the verb memoro, "to mention, call to mind, recount, relate", which means "It must be remembered (that)...".
- A memorandum can have only a certain number of formats; it may have a format specific to an office or institution.
- Dean Acheson famously quipped that "A memorandum is not written to inform the reader but to protect the writer".
FR mémorandum 
- NounPLmemorandumsPLmemorandaPREmé-
- 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.
- a short note serving as a reminder.
- More Examples
- Used in the Middle of Sentence
- In a statement signed by a dozen other leftists, he said that his group would form a new antibailout movement, one opposed to the memorandum specifying the details of the new loan program.
- Used in the Middle of Sentence
Definition of memorandum in English Dictionary
- Part-of-Speech Hierarchy
- Nouns
- Nouns with irregular plurals
- Countable nouns
- Nouns with irregular plurals
- Nouns
- en memorandums
- en memoranduming
- en memorandum opinion
- en memorandum of association
- en memorandum of understanding
Source: Wiktionary
Grammatically, this word "memorandum" is a noun, more specifically, a nouns with irregular plural and a countable noun.