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[kon-den-sey-shuh n, -duh n-] /ˌkɒn dɛnˈseɪ ʃən, -dən-/
the act of condensing; the state of being condensed.
the result of being made more compact or dense.
reduction of a book, speech, statement, or the like, to a shorter or terser form; abridgment.
a condensed form:
Did you read the whole book or just a condensation?
a condensed mass.
(in nontechnical usage) condensate.
the act or process of reducing a gas or vapor to a liquid or solid form.
Chemistry. a reaction between two or more organic molecules leading to the formation of a larger molecule and the elimination of a simple molecule such as water or alcohol.
Meteorology. the process by which atmospheric water vapor liquefies to form fog, clouds, or the like, or solidifies to form snow or hail.
Psychoanalysis. the representation of two or more ideas, memories, feelings, or impulses by one word or image, as in a person's humor, accidental slips, or dreams.
Physics. the relative amount by which the density of an elastic medium varies from its average value as a sound wave passes through it.
1595-1605; < Late Latin condēnsātiōn- (stem of condēnsātiō), equivalent to condēnsāt(us) condensate + -iōn- -ion
Related forms
condensational, adjective
condensative, adjective
noncondensation, noun
overcondensation, noun
precondensation, noun
recondensation, noun
subcondensation, noun
uncondensational, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for condensation
  • Normally, water vapor can only condense onto condensation nuclei-tiny particles that serve as kernels around which drops can form.
  • They survived on sandwiches scavenged from their dead buddies' lunch buckets and water from condensation on the air cooler.
  • The copper would bead with condensation while you waited for the water to run cold enough.
  • Usually, the temperature only drops a few more degrees once significant condensation of water occurs.
  • Ice buildup on engines due to condensation can be catastrophic.
  • Water condensation from the process is captured and used for irrigation.
  • condensation is the process in which water vapor in the air is changed into liquid water.
  • In the case of water, the main mechanisms for evaporation and condensation are heating and cooling, respectively.
  • Natural gas condensation tanks are a new feature on the landscape where shale drilling is taking place.
  • Put a marble or small stone in the center of the plastic wrap to direct the condensation to the cup.
British Dictionary definitions for condensation


the act or process of condensing, or the state of being condensed
anything that has condensed from a vapour, esp on a window
(chem) a type of reaction in which two organic molecules combine to form a larger molecule as well as a simple molecule such as water, methanol, etc
anything that has been shortened, esp an abridged version of a book
  1. the fusion of two or more ideas, etc, into one symbol, occurring esp in dreams
  2. the reduction of many experiences into one word or action, as in a phobia
Derived Forms
condensational, adjective
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 condensation

c.1600, "action of becoming more dense," from Latin condensationem (nominative condensatio), noun of action from condensare (see condense). Meaning "conversion of a gas to a liquid" is from 1610s.

Online Etymology Dictionary, © 2010 Douglas Harper
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condensation in Medicine

condensation con·den·sa·tion (kŏn'děn-sā'shən, -dən-)

  1. The act of making more solid or dense. Also called compression.

  2. The process by which a gas or vapor changes to a liquid.

  3. The liquid formed when a gas is condensed.

  4. The psychological process by which a single symbol or word is associated with the emotional content of a group of ideas, feelings, memories, or impulses, especially as expressed in dreams.

  5. The dental process of packing a filling material into a cavity.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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condensation in Science
The change of a gas or vapor to a liquid, either by cooling or by being subjected to increased pressure. When water vapor cools in the atmosphere, for example, it condenses into tiny drops of water, which form clouds.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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