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Definition of comma

comma

/ˈkɑː.mə/
com · ma

Plural:commas
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comma Lexical Profile

comma Game Scores & Validity

• noun

1

A punctuation mark (,) indicating a slight pause between parts of a sentence, used to separate clauses, phrases, or items in a list, and to group digits in large numbers.

Example

"Please insert a comma after the introductory clause to make the sentence easier to read."


2

Any of several brush-footed butterflies of the genus Polygonia (family Nymphalidae), native to temperate regions of Europe, Asia, and North America and characterized by ragged wing edges and a small, silver, comma-shaped mark on the underside of each hindwing.

Example

"A comma rested on the fallen oak leaf, its jagged wings blending seamlessly with the woodland floor."


3

In music theory, a minute interval or pitch discrepancy resulting from tuning a single note in two different ways, such as the difference between twelve pure fifths and seven octaves.

Example

"Equal temperament distributes the Pythagorean comma evenly across all twelve semitones of the scale."

Synonyms
View all synonyms for comma

• Rhymes for comma

Word Origin & Etymology

Borrowed in the 16th century from Latin comma, from Ancient Greek komma ('a short clause' or 'piece cut off'), derived from the verb koptein ('to strike' or 'to cut').

Cite this Entry


Wordmom. (2026). Definition of Comma. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/comma
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