Serial comma

Rarity: Common

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At a glance

Class

Notion

Domain

Science and technology

In collections

Nobody has pulled it yet.

What Wikipedia says

The serial comma (also referred to as the Oxford comma or Harvard comma) is a comma placed after the penultimate term in a list (just before the conjunction) when writing out three or more terms.

Excerpt from the Wikipedia article “Serial comma”, under the CC BY-SA 4.0 license. Read the article on Wikipedia