Translation guide
The English word "acronym" refers to a word formed from the initial letters of a phrase. In Japanese, the concept is expressed through loanwords, native terms, and descriptive phrases, depending on context.
The most common way to refer to an acronym in Japanese, suitable for everyday conversation.
A general term for abbreviation, including acronyms and other shortened forms. Widely understood.
"LOL" is an English acronym.
Specifically means 'acronym' (word formed from initial letters). More technical and precise than 略語.
"NATO" is an example of an acronym.
Loanword from English. Used in linguistic or technical contexts, but not common in daily speech.
In linguistics, we use the term "acronym."
When you need to distinguish an initialism (like FBI) from an acronym pronounced as a word (like NASA).
Literally 'alphabet abbreviation'. Used to clarify that it's an initialism, not a pronounceable acronym.
"FBI" is an initialism (an alphabet abbreviation).
Loanword for 'initialism'. Very technical, rarely used outside linguistics.
"CIA" is classified as an initialism.
Referring to acronyms coined in Japan from English words, often used in business or daily life.
Many Japanese acronyms are used as-is in katakana. Just use the acronym and explain if needed.
"OL" is a Japanese-made acronym meaning female office worker.
Phrase meaning 'Japanese-made English abbreviation'. Useful for explaining such terms.
In casual conversation, 略語 (ryakugo) is sufficient for most cases. Use 頭字語 (tōjigo) only when you need to be precise in academic or technical writing.
The loanword アクロニム is not widely recognized. Stick to 略語 or 頭字語 unless you are speaking with linguists.
"NG" is a Japanese-made acronym (from English).