1520s, "request, requisition," from require + -ment. Meaning "things required, a need" is from 1660s. Meaning "that which must be accomplished, necessary condition" is from 1841. Related: Requirements.
the requirements of his work affected his health
allow farmers to buy their requirements under favorable conditions
request
requiem
requiescat
require
required
requirement
requisite
requisition
requisitioner
requital
requite
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