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90s Slang You Should Know


[ik-span-siv] /ɪkˈspæn sɪv/
having a wide range or extent; comprehensive; extensive:
expansive mountain scenery.
(of a person's character or speech) effusive, unrestrained, free, or open:
Our expansive host welcomed us warmly.
tending to expand or capable of expanding.
causing expansion:
the expansive force of heat.
working by expansion, as an engine.
Psychiatry. marked by an abnormal euphoric state and by delusions of grandeur.
Origin of expansive
First recorded in 1645-55; expans(ion) + -ive
Related forms
expansively, adverb
expansiveness, noun
nonexpansive, adjective
nonexpansively, adverb
nonexpansiveness, noun
overexpansive, adjective
overexpansively, adverb
overexpansiveness, noun
unexpansive, adjective
unexpansively, adverb
unexpansiveness, noun
Can be confused
expansive, expensive (see synonym study at expensive)
2. sociable, extroverted, outgoing, genial, unreserved; gushy, gushing. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for expansiveness
Historical Examples
  • Confronted with the results of his expansiveness, Soames scrutinized his visitor.

  • "It shall be only a little," began Friedrich, repenting of his expansiveness.

    A Tar-Heel Baron Mabell Shippie Clarke Pelton
  • The expansiveness of the Lower Lake appears at first to minimise its beauty, when compared with its smaller companions.

    The Sunny Side of Ireland John O'Mahony and R. Lloyd Praeger
  • One revels in expansiveness with his own, and I can speak to you as I cannot speak to another.'

    Lord Kilgobbin Charles Lever
  • Philip's expansiveness extended itself to the men-at-arms who still sat woodenly on the drawbridge.

    The Truce of God Mary Roberts Rinehart
  • In him the curiosity of the new age reached its acme of expansiveness.

    Renaissance in Italy, Volume 2 (of 7) John Addington Symonds
  • He was a man of no nationality, and cosmopolitan, and sublimely proud of that expansiveness.

    The Recipe for Diamonds Charles John Cutcliffe Wright Hyne
  • Milly was magnificently optimistic about the expansiveness of her allowance.

    One Woman's Life Robert Herrick
  • The smoke particles, naturally ionized, added their self-repulsion to the expansiveness of the explosive's gases.

    The Pirates of Ersatz Murray Leinster
  • The chief thing that an Englishman dreads at the outset of an acquaintanceship is expansiveness.

British Dictionary definitions for expansiveness


able or tending to expand or characterized by expansion
wide; extensive
friendly, open, or talkative: an expansive person
grand or extravagant: an expansive way of life
(psychiatry) lacking restraint in the expression of feelings, esp in having delusions of grandeur or being inclined to overvalue oneself or one's work
Derived Forms
expansively, adverb
expansiveness, noun
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
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Word Origin and History for expansiveness



1650s, "tending to expand," from Latin expans-, past participle stem of expandere (see expand) + -ive. Related: Expansively; expansiveness.

Online Etymology Dictionary, © 2010 Douglas Harper
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