Also found in: Thesaurus, Idioms.
Related to requirable: 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 ?
The analysis of recordings of particular blastings showed that it is requirable to carry out blastings in accordance with the principle of millisecond blast timing.
The court held only that bail was not requirable on the suit seeking to recover the statutory penalty for nonpayment of revenues (as opposed to the claim for unpaid duties).
If a sufficiently demanding virtue is requirable, it will be far from obvious that there is any more than one best explanation.