Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “extra-”

extra-

prefix     /ekstrə-/
outside or in addition to: Because schools rely heavily on property taxes to fund extracurricular activities, districts in less affluent areas are struggling to fund them.
very, or more than usual: The city passed an ordinance that requires economic impact studies for Supercenters and other extra-large stores.
(Definition of extra- prefix from the Cambridge Business English Dictionary © Cambridge University Press)
Focus on the pronunciation of extra-

Definitions of “extra-” in other dictionaries

Word of the Day

closeness

the quality of knowing someone very well, liking them a lot, and wanting to spend a lot of time together

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More