Definition of Oxford comma in English:

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Oxford comma


A comma used after the penultimate item in a list of three or more items, before ‘and’ or ‘or’ (e.g. an Italian painter, sculptor, and architect). Also called serial comma.
Example sentences
  • In the UK, for instance, Oxford University Press goes against general usage by favouring " ize’ word endings (on etymological grounds) and the’Oxford comma’, aka the Harvard or serial comma.
  • Did you know using the Oxford comma is simply a matter of personal taste?
  • Others insist on the Oxford comma as in ‘counties like Mayo, Sligo, and Galway’ instead of Mayo, Sligo and Galway’.


A characteristic of the house style of Oxford University Press.

For editors and proofreaders

Syllabification: Ox·ford com·ma

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