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keynote

[kee-noht]
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noun
  1. Music. the note or tone on which a key or system of tones is founded; the tonic.
  2. the main idea or central principle of a speech, program, thought, action, etc.
  3. the policy line to be followed, as by a party in a political campaign, that is set forth authoritatively in advance by an address or other formal announcement.
  4. keynote address.
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verb (used with object), key·not·ed, key·not·ing.
  1. to announce the policy of (a political party, campaign, assembly, etc.); deliver a keynote address at: The governor will keynote the convention.
  2. to serve as the keynote for.
  3. Music. to give the keynote of.
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verb (used without object), key·not·ed, key·not·ing.
  1. to provide a keynote, especially a keynote address: He refused an invitation to keynote.
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Origin of keynote

First recorded in 1755–65; key1 + note
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for keynote

kernel, heart, essence, idea, motive, measure, nub, basis, source, keystone, spring, criterion, core, gist, standard, crux, marrow, cornerstone, substance, center

Examples from the Web for keynote

Contemporary Examples of keynote

Historical Examples of keynote


British Dictionary definitions for keynote

keynote

noun
    1. a central or determining principle in a speech, literary work, etc
    2. (as modifier)a keynote speech
  1. the note upon which a scale or key is based; tonic
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verb (tr)
  1. to deliver a keynote address to (a political convention, etc)
  2. to outline (political issues, policy, etc) in or as in a keynote address
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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

Word Origin and History for keynote

n.

also key-note, "lowest note of a musical scale, basis of a scale," 1776, from key (n.1) in sense of "musical scale" + note (n.). Figurative sense of "leading idea" is from 1783; keynote address is 1905, American English.

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Online Etymology Dictionary, © 2010 Douglas Harper