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[kuh n-dens] /kənˈdɛns/
verb (used with object), condensed, condensing.
to make more dense or compact; reduce the volume or extent of; concentrate.
to reduce to a shorter form; abridge:
Condense your answer into a few words.
to reduce to another and denser form, as a gas or vapor to a liquid or solid state.
verb (used without object), condensed, condensing.
to become denser or more compact or concentrated.
to reduce a book, speech, statement, or the like, to a shorter form.
to become liquid or solid, as a gas or vapor:
The steam condensed into droplets.
Origin of condense
1475-85; < Middle French condenser < Latin condēnsāre, equivalent to con- con- + dēnsāre to thicken, verbal derivative of dēnsus dense
Related forms
overcondense, verb, overcondensed, overcondensing.
precondense, verb, precondensed, precondensing.
recondense, verb, recondensed, recondensing.
uncondensing, adjective
1. compress, consolidate. 2. digest, epitomize, abstract, abbreviate.
1. expand.
Synonym Study
2. See contract. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for condense
Contemporary Examples
Historical Examples
  • It is hard to condense the social habits of peoples into a few dozen pages.

    The Truth About Woman C. Gasquoine Hartley
  • We will condense, for the benefit of the reader, the information of Mr. Leverton.

    Vivian Grey Earl of Beaconsfield, Benjamin Disraeli
  • We must, however, condense the matter, which was very voluminous.

  • What I have done is to condense some of that vapor into a solid.

    Spawn of the Comet Harold Thompson Rich
  • Yet in order to condense the steam there must be a cooling of the vessel.

    The Age of Invention Holland Thompson
  • In that brief time I must condense all that another man should take months to say to you.

    The Bondwoman Marah Ellis Ryan
  • In six months we could raise food—if we had power to condense moisture.

    Sand Doom William Fitzgerald Jenkins
British Dictionary definitions for condense


(transitive) to increase the density of; compress
to reduce or be reduced in volume or size; make or become more compact
to change or cause to change from a gaseous to a liquid or solid state
(chem) to undergo or cause to undergo condensation
Derived Forms
condensable, condensible, adjective
condensability, condensibility, noun
Word Origin
C15: from Latin condēnsāre, from dēnsāre to make thick, from dēnsusdense
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 condense

early 15c., from Middle French condenser (14c.) or directly from Latin condensare "to make dense," from com-, intensive prefix (see com-), + densare "make thick," from densus "dense, thick, crowded," a word used of crowds, darkness, clouds, etc. (see dense).

Online Etymology Dictionary, © 2010 Douglas Harper
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