Meaning of “basis” in the English Dictionary

"basis" in British English

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basisnoun [ C ]

uk /ˈbeɪ.sɪs/ us /ˈbeɪ.sɪs/ plural bases uk /-siːz/ us

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

"basis" in American English

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basisnoun [ C ]

us /ˈbeɪ·sɪs/ plural bases /ˈbeɪ·siz/

the most important facts or principles or ideas that support something:

There is no basis for their statements.

A basis is also a way or method of doing something:

Mostly people work on a part-time basis.

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

"basis" in Business English

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uk /ˈbeɪsɪs/ us plural bases /ˈbeɪsiːz/

[ C, usually singular ] a fact or situation that makes it possible for something to exist, happen, or develop in a particular way:

basis for sth Should the TV licence fee continue to be the basis for the BBC's funding?
Ministers claimed the figures were bogus and had no basis in reality.
be/form/provide the basis for sth Sustainable development should form the basis for a corporate vision of the future.
as a basis for sth It is hoped that the WTO agreements will serve as a basis for strengthening relationships with developing countries.

[ S ] the way things happen, or are done or organized:

on a daily/monthly/regular, etc. basis Skills need to be updated on an ongoing basis.
on a full-time/permanent/temporary, etc. basis She's employed by the agency on a temporary basis.
Assessment of insurance claims takes place on a case-by-case basis.

[ S or U ] the reason why someone does something or why something happens:

There appears to be no logical basis for these proposals.
on the basis of sth Discrimination on the basis of gender, age, race, or sexual orientation is against the law.
on the basis that Some bidders were rejected on the basis that they lacked an understanding of the needs of the organization.

(Definition of “basis” from the Cambridge Business English Dictionary © Cambridge University Press)