comma: meaning, definition, pronunciation and examples
B2Neutral to formal, primarily written.
Quick answer
What does “comma” mean?
The punctuation mark (,) used to indicate a brief pause, separate items in a list, or clarify sentence structure.
Audio
Pronunciation
Definition
Meaning and Definition
The punctuation mark (,) used to indicate a brief pause, separate items in a list, or clarify sentence structure.
1. Any slight pause or break. 2. (Zoology) An anglewing butterfly of the genus Polygonia, having a silvery comma-shaped mark on the underside of the wing. 3. (Music) A minute interval or difference in pitch, such as the syntonic comma.
Dialectal Variation
British vs American Usage
Differences
The grammatical usage is identical. Spelling and punctuation conventions may affect its use in serial (Oxford) comma lists, but the word itself is unchanged.
Connotations
Identical. No significant regional connotative differences.
Frequency
Equally frequent in both varieties as a grammatical term.
Grammar
How to Use “comma” in a Sentence
Place/put/insert a comma [before/after/between X]A comma separates X [from Y]The comma is used to [indicate/pause/clarify]Vocabulary
Collocations
Examples
Examples of “comma” in a Sentence
verb
British English
- One must carefully comma the listed items.
- (Rare/Non-standard)
American English
- He commaaed the clauses incorrectly.
- (Rare/Non-standard)
adjective
British English
- The comma usage here is debatable.
- A comma butterfly landed on the fence.
American English
- The comma rules are explained in chapter five.
- We studied the comma frequency in the text.
Usage
Meaning in Context
Business
Used in formal correspondence and report writing; correct comma usage conveys professionalism.
Academic
Critical for clear, complex sentence structure in essays and research papers; misuse (e.g., comma splice) is a common marking point.
Everyday
Used when discussing writing, texting (sometimes playfully omitted), or giving instructions.
Technical
Specific usage in programming (e.g., comma-separated values - CSV), linguistics, and music theory.
Vocabulary
Synonyms of “comma”
Neutral
Vocabulary
Antonyms of “comma”
Watch out
Common Mistakes When Using “comma”
- Comma splice (joining two independent clauses with only a comma).
- Omitting the serial (Oxford) comma leading to ambiguity.
- Using a comma where a full stop or semicolon is needed.
FAQ
Frequently Asked Questions
The Oxford (or serial) comma is the comma used before the final 'and' or 'or' in a list of three or more items (e.g., 'A, B, and C'). Its use is a matter of style.
Yes. For example: 'Let's eat, Grandma!' versus 'Let's eat Grandma!' The comma is crucial for clarity.
It is extremely rare and non-standard. In professional writing, you would use phrases like 'insert a comma' or 'place a comma' instead.
The comma splice is one of the most common punctuation errors, where two complete sentences are incorrectly joined by only a comma.
The punctuation mark (,) used to indicate a brief pause, separate items in a list, or clarify sentence structure.
Comma is usually neutral to formal, primarily written. in register.
Comma: in British English it is pronounced /ˈkɒm.ə/, and in American English it is pronounced /ˈkɑː.mə/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “Comma chameleon (play on words)”
- “Dot the i's and cross the t's (related concept of precision)”
Learning
Memory Aids
Mnemonic
Think of a comma as a tiny curled-up caterpillar (,) taking a brief pause on the sentence line before moving on.
Conceptual Metaphor
PAUSE IS A COMMA, SEPARATION IS A COMMA, A LIST IS ITEMS STRUNG ON COMMAS.
Practice
Quiz
What is a 'comma splice'?