on an as-needed basis

collocation in English

meaningsofonandbasis

These words are often used together. Click on the links below to explore the meanings. Or,see other collocations withbasis.
on
preposition
uk
/ɒn/us
/ɑːn/
used to show that something is in a position above something else and touching it, or that something is moving into such ...
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basis
noun[C]
uk
/ˈbeɪ.sɪs/us
/ˈbeɪ.sɪs/
the most important facts, ideas, etc. from which something ...
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(Definition ofonandbasisfrom theCambridge English Dictionary© Cambridge University Press)

Examplesofon an as-needed basis

These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
Any operating funds simply came, on anas-neededbasis, from the pockets and bank accounts of members.
From theCambridge English Corpus
These attorneys typically work for themselves, rather than for temporary agencies, and provide their services to other law firms on anas-neededbasis.
From
Wikipedia
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Instead, they were assigned to various organizations on anas-neededbasis.
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Of the money earmarked for grants, approximately half was distributed on anas-neededbasis, while the other half was divided among organizations that requested funding.
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Labor could be recruited from nearby indigenous communities on anas-neededbasis, such as planting and harvest time.
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For example, by paying for space and communication infrastructure on anas-neededbasis, businesses can keep office expenses to a minimum.
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Courses may be submitted for approval on anas-neededbasis, and program approvals may be submitted monthly.
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Additionally, they have over 60 outreach locations to provide entrepreneurial services on anas-neededbasisin rural and outlying areas.
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Additionally, chairmanships may be appointed on anas-neededbasisat every organizational level.
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Most computer files are used by computer programs which create, modify or delete the files for their own use on anas-neededbasis.
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Virtual calls are established on anas-neededbasis.
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Ad hoc committees are created on anas-neededbasis.
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Regular cleanup patrols were no longer considered justified but cleanup was being conducted on anas-neededbasis, in response to public reports.
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The package is also configured for streaming operations, where portions of files may be delivered on anas-neededbasisto clients.
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Fresh cotton diapers would be delivered on anas-neededbasis.
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It also coordinates the mobilization of workers on anas-neededbasisfor rallies, political work, contract campaigns and organizing.
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The beta cells in the pancreas, which make and store insulin and release it on anas-neededbasis, are often found to be very large or numerous.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
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