condenser

noun

con·​dens·​er kən-ˈden(t)-sər How to pronounce condenser (audio)
1
: one that condenses: such as
a
: a lens or mirror used to concentrate light on an object
b
: an apparatus in which gas or vapor is condensed
2

Examples of condenser in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
In winter, have pros inspect coils, refrigerant, ducts, wiring, the condenser, and thermostat. Kamron Sanders, The Spruce, 15 Feb. 2026 Then a condenser reduces it into a liquid that is stored in a few dozen pressure vessels, each about the size of a school bus. IEEE Spectrum, 21 Dec. 2025 After driving the turbines, the vapor passes through a recuperator and condensers, cooling back into liquid form. Kaif Shaikh, Interesting Engineering, 18 Dec. 2025 Protect outdoor utilities, such as an A/C condenser unit, by wrapping them or installing a cover. Nafeesah Allen, Better Homes & Gardens, 11 Dec. 2025 See All Example Sentences for condenser

Word History

First Known Use

1686, in the meaning defined at sense 1

Time Traveler
The first known use of condenser was in 1686

Cite this Entry

“Condenser.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/condenser. Accessed 22 Feb. 2026.

Kids Definition

condenser

noun
con·​dens·​er kən-ˈden(t)-sər How to pronounce condenser (audio)
1
: one that condenses
2

Medical Definition

condenser

noun
con·​dens·​er kən-ˈden(t)-sər How to pronounce condenser (audio)
1
a
: a lens or mirror used to concentrate light on an object
b
: an apparatus in which gas or vapor is condensed
2

More from Merriam-Webster on condenser

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