Meaning of “mainly” in the English Dictionary

british dictionary

"mainly" in British English

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(Definition of “mainly” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"mainly" in American English

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mainlyadverb [ not gradable ]

us /ˈmeɪn·li/

usually, or to a large degree:

The group is mainly made up of young people.

(Definition of “mainly” from the Cambridge Academic Content Dictionary © Cambridge University Press)