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know

1
[ noh ]
/ noʊ /
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See synonyms for: know / knew / knowing / known on Thesaurus.com

verb (used with object), knew, known, know·ing.
verb (used without object), knew, known, know·ing.
to have knowledge or clear and certain perception, as of fact or truth.
to be cognizant or aware, as of some fact, circumstance, or occurrence; have information, as about something.
noun
the fact or state of knowing; knowledge.
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Idioms about know

    in the know, possessing inside, secret, or special information.
    know the ropes, Informal. to understand or be familiar with the particulars of a subject or business: He knew the ropes better than anyone else in politics.

Origin of know

1
First recorded before 900; Middle English knowen, knawen, Old English gecnāwan; cognate with Old High German -cnāhan, Old Norse knā “to know how, be able to”; akin to Latin (g)nōvī, Greek gignṓskein. See gnostic, can1

OTHER WORDS FROM know

knower, noun

Other definitions for know (2 of 2)

know2
[ noh, nou ]
/ noʊ, naʊ /

noun Scot. and North England.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use know in a sentence

British Dictionary definitions for know

know
/ (nəʊ) /

verb knows, knowing, knew (njuː) or known (nəʊn) (mainly tr)
noun
in the know informal aware or informed

Derived forms of know

knowable, adjectiveknower, noun

Word Origin for know

Old English gecnāwan; related to Old Norse knā I can, Latin noscere to come to know
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Idioms and Phrases with know

know

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
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