require
Americanverb (used with object)
-
to have need of; need.
He requires medical care.
-
to call on authoritatively; order or enjoin to do something.
to require an agent to account for money spent.
-
to ask for authoritatively or imperatively; demand.
- Antonyms:
- forgo
-
to impose need or occasion for; make necessary or indispensable.
The work required infinite patience.
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to call for or exact as obligatory; ordain.
The law requires annual income-tax returns.
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to place under an obligation or necessity.
The situation requires me to take immediate action.
- Synonyms:
- necessitate, obligate
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Chiefly British. to desire; wish to have.
Will you require tea at four o'clock?
verb (used without object)
verb
-
to have need of; depend upon; want
-
to impose as a necessity; make necessary
this work requires precision
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(also intr) to make formal request (for); insist upon or demand, esp as an obligation
-
to call upon or oblige (a person) authoritatively; order or command
to require someone to account for his actions
Usage
What are other ways to say require? To require something is to have a need for it or to ask for it authoritatively. How does require compare to synonyms want, need, and lack? Find out on Thesaurus.com.
Related Words
See demand.
Other Word Forms
- nonrequirable adjective
- prerequire verb (used with object)
- quasi-required adjective
- requirable adjective
- requirer noun
- unrequired adjective
Etymology
Origin of require
First recorded in 1300–50; Middle English requiren, from Latin requīrere, equivalent to re- re- ( def. ) + -quīrere, combining form of quaerere “to seek, search for”; quest ( def. )
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
At present, matching a background requires manual tuning of water and solvent levels.
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"Maintaining a healthy diet in today's food environment requires constant effort and self-control," said lead author Charlotte Hagerman, PhD, of the Oregon Research Institute.
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While this was a major step forward, making the system useful for precise measurements required solving a major challenge shared by all lasers: noise.
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Their genomes are often up to twice the size of the human genome, which requires advanced technology and significant computing power to analyze.
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Mitochondria act as the cell's energy generators, and when they do not function properly, tissues that require high energy, such as the brain, are damaged.
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.