cyst

noun
\ ˈsist How to pronounce cyst (audio) \

Definition of cyst

 (Entry 1 of 3)

1 : a closed sac having a distinct membrane and developing abnormally in a cavity or structure of the body
2 : a body resembling a cyst: such as
a : a resting spore of many algae
b : the air bladder of certain algae or aquatic plants (such as rockweed)
c : a capsule formed about a minute organism going into a resting or spore stage also : this capsule with its contents
d : a resistant cover about a parasite produced by the parasite or the host
variants: or cysti- or cysto-

Definition of cyst- (Entry 2 of 3)

: bladder cystitis : sac cystocarp

Definition of -cyst (Entry 3 of 3)

: bladder : sac blastocyst

Examples of cyst in a Sentence

Recent Examples on the Web: Noun Paxton hasn't gotten the same zip on his fastball since having a cyst surgically removed from his back in February, and his heater topped out at a season-best 92.8 mph Saturday. courant.com, "LeMahieu hurt, but Frazier’s 5 RBIs lift Yanks over Red Sox," 15 Aug. 2020 The Giardia lamblia cyst is so widespread that one older study of 10,000 samples from streams across North America, including Alaska, could not find a single source that was uncontaminated. Keith Mccafferty, Field & Stream, "The Ultimate Survival Guide to Finding and Purifying Water," 19 June 2020 The Cryptosporidium cyst is also spread by animal feces. Keith Mccafferty, Field & Stream, "The Ultimate Survival Guide to Finding and Purifying Water," 19 June 2020 In July 2018, Wickson underwent a four-hour surgery to remove the cyst, which had become a tumor. Nancy Armour, USA TODAY, "High School Courage Award winner has a new fan in Olympic wrestling champion Jordan Burroughs," 18 June 2020 His most recent song holds a special place in his heart –– a place that belongs to teammate Colby Cave, 25, who died April 11 due to complications from a brain cyst. Evan Petzold, Detroit Free Press, "Former Michigan hockey player Cooper Marody releases song for late teammate Colby Cave," 13 June 2020 Affected fish will have black spots on them, which is not the parasite itself, but a cyst surrounding the parasite. Joe Genzel, Outdoor Life, "10 Common Parasites and Diseases Found in Game Fish (and What You Need to Know About Them)," 27 May 2020 Cave underwent emergency surgery Tuesday, a removal of a colloid cyst that was causing pressure on his brain. CBS News, "Edmonton Oilers' Colby Cave dies at 25 after brain bleed," 11 Apr. 2020 South Korea's spy agency later said that Kim had a cyst removed from his ankle. NBC News, "U.S. officials say Kim Jong Un of North Korea may be ill after surgery, but South Korea casts doubt," 21 Apr. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cyst.' 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 cyst

Noun

circa 1723, in the meaning defined at sense 1

History and Etymology for cyst

Noun

New Latin cystis, from Greek kystis bladder, pouch; akin to Sanskrit śvasiti he blows, snorts — more at wheeze

Combining form

French, from Greek kyst-, kysto-, from kystis

Noun combining form

New Latin -cystis, from Greek kystis

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Time Traveler for cyst

Time Traveler

The first known use of cyst was circa 1723

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Statistics for cyst

Last Updated

28 Aug 2020

Cite this Entry

“Cyst.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cyst. Accessed 30 Sep. 2020.

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More Definitions for cyst

cyst

noun
How to pronounce -cyst (audio)

English Language Learners Definition of cyst

medical : a growth filled with liquid that forms in or on your body

cyst

noun
\ ˈsist How to pronounce cyst (audio) \

Kids Definition of cyst

1 : an abnormal lump or sac that forms in or on the body
2 : a saclike structure with a protective covering or a body (as a spore) with such a covering

cyst

noun
\ ˈsist How to pronounce cyst (audio) \

Medical Definition of cyst

1 : a closed sac having a distinct membrane and developing abnormally in a body cavity or structure
2 : a body resembling a cyst: as
a : a capsule formed about a minute organism going into a resting or spore stage also : this capsule with its contents
b : a resistant cover about a parasite produced by the parasite or the host — compare hydatid sense 2a

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