The comma ( , ) is a punctuation mark that appears in several variants in different languages. It has the same shape as an apostrophe or single closing quotation mark in many typefaces, but it differs from them in being placed on the baseline of the text. Some typefaces render it as a small line, slightly curved or straight but ...
A comma is a type of punctuation mark. Comma or commas may also refer to: Comma (butterfly), the brush-footed butterfly Polygonia c-album; Comma (journal ), the journal of the International Council on Archives · Comma (music), a type of interval in music theory; Comma (rhetoric), a short clause in Ancient Greek rhetoric ...
In Ancient Greek rhetoric, a comma is a short clause, something less than a colon . In the system of Aristophanes of Byzantium, commata were separated by middle interpuncts. In antiquity, a comma was defined as a combination of words that has no more than eight syllables. See also .. References.
David and Paige introduce you to the superhero of the punctuation world: the comma! Practice this yourself on Khan Academy right now:
The comma has several uses in English grammar, all related to marking-off separate elements within a sentence.
Don't struggle with whether or not to use an Oxford comma: our guide will teach you this, plus much more about the humble comma and its many uses.
What is a comma? You've probably heard a lot of things about the comma and may have questions about when to use a comma. A comma (,) signifies a short pause in a sentence. It can also divide clauses (“parts of a sentence”) or items in a list. It is often used to create division or to improve the clarity of a sentence.
Mar 10, 2015 ... The début of our new series on language in all its facets: grammar, syntax, vocabulary, spelling, usage, and punctuation. In this episode, Mary Norris talks about commas.
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