effusion

noun
ef·​fu·​sion | \ i-ˈfyü-zhən How to pronounce effusion (audio) , e- \

Definition of effusion

1 : an act of effusing
2 : unrestrained expression of words or feelings greeted her with great effusion— Olive H. Prouty
3a(1) : the escape of a fluid from anatomical vessels by rupture or exudation
(2) : the flow of a gas through an aperture whose diameter is small as compared with the distance between the molecules of the gas
b : the fluid that escapes

Examples of effusion in a Sentence

Her poetic effusions became tiresome.
Recent Examples on the Web Announcements of the imminent construction of major monuments followed similar effusions of massive visitor numbers. Bright Simons, Quartz Africa, "Ghana’s Year of Return is on its way to success so the government should stop using bad data," 20 Dec. 2019 Sometimes actually seems to be quite often, as the path to the White House has become a blue streak of vulgarity, cuss words and four-letter effusions. Author: Mark Z. Barabak, Anchorage Daily News, "What the #%&@?! Trump and 2020 Democrats are cursing a blue streak," 24 Sep. 2019 Sometimes actually seems to be quite often, as the path to the White House has become a blue streak of vulgarity, cuss words and four-letter effusions. Author: Mark Z. Barabak, Anchorage Daily News, "What the #%&@?! Trump and 2020 Democrats are cursing a blue streak," 24 Sep. 2019 He was taken by ambulance to a hospital and diagnosed with an effusion, or fracture, according to the report. Lisa Hammersly, Arkansas Online, "Child site violated U.S. rules, records show," 1 Dec. 2019 Sometimes actually seems to be quite often, as the path to the White House has become a blue streak of vulgarity, cuss words and four-letter effusions. Author: Mark Z. Barabak, Anchorage Daily News, "What the #%&@?! Trump and 2020 Democrats are cursing a blue streak," 24 Sep. 2019 Sometimes actually seems to be quite often, as the path to the White House has become a blue streak of vulgarity, cuss words and four-letter effusions. Author: Mark Z. Barabak, Anchorage Daily News, "What the #%&@?! Trump and 2020 Democrats are cursing a blue streak," 24 Sep. 2019 The bleacher bums behind me began to emit guttural effusions, a sort of existential, yowling yodel. Michael Powell, New York Times, "For Astros in the World Series, a Surprising Hook and a Sudden Fall," 31 Oct. 2019 Like his ever-optimistic undersea buddy, SpongeBob SquarePants, the jovial starfish Patrick Star is given to unpredictable effusions of sentiment or opinion. BostonGlobe.com, "A crafty bit of self-justification by the creators of “The SpongeBob Musical’’? Maybe. The show Patrick is in could be seen as a hefty chunk of evidence for his thesis, though I would argue that “The SpongeBob Musical’’ is not truly mindless. But entertaining? Yes indeed.," 18 Oct. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'effusion.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of effusion

15th century, in the meaning defined at sense 1

History and Etymology for effusion

Middle English effusioun "emission, shedding," borrowed from Anglo-French effusiun, borrowed from Latin effūsiōn-, effūsiō, from effud-, variant stem of effundere "to pour out, discharge, expend" + -tiōn-, -tiō, suffix of action nouns — more at effuse entry 1

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Time Traveler for effusion

Time Traveler

The first known use of effusion was in the 15th century

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Statistics for effusion

Last Updated

8 Jan 2020

Cite this Entry

“Effusion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/effusion. Accessed 18 Feb. 2020.

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More Definitions for effusion

effusion

noun
How to pronounce effusion (audio)

English Language Learners Definition of effusion

formal : something that is said or expressed too much or with a lot of emotion
technical : a flow of liquid or gas

effusion

noun
ef·​fu·​sion | \ i-ˈfyü-zhən, e- How to pronounce effusion (audio) \

Medical Definition of effusion

1a : the escape of a fluid from anatomical vessels by rupture or exudation
b : the flow of a gas through an aperture whose diameter is small as compared with the distance between the molecules of the gas
2 : the fluid that escapes by extravasation — see pleural effusion

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More from Merriam-Webster on effusion

Rhyming Dictionary: Words that rhyme with effusion

Spanish Central: Translation of effusion

Nglish: Translation of effusion for Spanish Speakers

Britannica English: Translation of effusion for Arabic Speakers

Britannica.com: Encyclopedia article about effusion

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