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noun Uncommon

acronym

AK-ruh-nihm

Acronym (noun) means a word formed from the first letters of a longer phrase, especially one pronounced as a single word rather than spelled out. Example: “NASA" is an acronym for the National Aeronautics and Space Administration.”

noun
1
A word formed from the first letters of a longer phrase, especially one pronounced as a single word rather than spelled out.
""NASA" is an acronym for the National Aeronautics and Space Administration."
"The report was full of acronyms that new employees struggled to decode."

How to use acronym

Learner’s notes

In plain EnglishA short word made from the initial letters of a longer name or phrase.

Common mistake

Strictly, an acronym is pronounced as a word (like "laser"); if the letters are said individually (like "FBI"), that's technically an initialism, though many people use "acronym" for both.

Common pairings
common acronym stands for acronym for

Word forms

acronymed past tense, acronymmed past tense, acronyms plural, acronyms singular

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Fill the gap

Can you complete this real example?

"NASA" is an _____ for the National Aeronautics and Space Administration.

Etymology

Borrowed from German Akronym, built from Greek akron ("tip, end") and onyma ("name"), on the model of "homonym" and "synonym." First used in the early 1900s in German and by 1940 in English.

Origin: German · First attested 1940

Class of 1940 acronym joined the language around 1940.
See the full Class of 1940 →

Rhymes for acronym

See all rhymes for acronym →

Frequently asked questions

What does “acronym” mean?

The word “acronym” means a word formed from the first letters of a longer phrase, especially one pronounced as a single word rather than spelled out. In plain terms, a short word made from the initial letters of a longer name or phrase.

How do you pronounce “acronym”?

“Acronym” is pronounced AK-ruh-nihm (/ˈæk.ɹə.nɪm/ in IPA).

How do you use “acronym” in a sentence?

Here is “acronym” used in a sentence: “"NASA" is an acronym for the National Aeronautics and Space Administration.”

What part of speech is “acronym”?

“Acronym” is a noun.

Where does the word “acronym” come from?

The word “acronym” dates back to around 1940 and comes from German. Borrowed from German Akronym, built from Greek akron ("tip, end") and onyma ("name"), on the model of "homonym" and "synonym." First used in the early 1900s in German and by 1940 in English.

Is “acronym” a common word?

“Acronym” is an uncommon word in modern English.

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