Also found in: Thesaurus, Idioms.
Related to requirer: requires


tr.v. re·quired, re·quir·ing, re·quires
1. To have as a requisite or necessity; need or depend on: Do you require assistance? Most plants require plenty of water.
a. To stipulate as obligatory by authority: The law requires full disclosure of charitable donations.
b. To demand as obligatory or appropriate: Skiing requires practice.
3. To impose an obligation on; compel: The school requires all students to study mathematics.

[Middle English requiren, from Old French requerre, from Vulgar Latin *requaerere, alteration (influenced by quaerere, to seek) of Latin requīrere : re-, re- + quaerere, to seek.]

re·quir′a·ble adj.
re·quir′er n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
Mr Cameronr had alreadr yd been forced to water downo his stance - accepting Laboura demands that direct r British invon lvement v would requirer a second vote followingo aninven stigation by United Nations weapons inspectors.
The agency will need to decide to requirer employers to deduct a higher income tax amount from paychecks or whether the let employers maintain current income tax withholding levels, which reflect the 2001/3003 Bush income tax cuts.
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