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

Mainly because there are two categories of breakouts: non-inflammatory (think whiteheads and blackheads) and inflammatory (pustules/zits, nodules, and cysts). Molly Nover-baker, Redbook, "How to Get Rid of Annoying Acne, So You Don't Have to Feel Like a Miserable Teenager," 27 Dec. 2016 The use of these products on gel injection sites with skin sores, pimples, rashes, hives, cysts, or infections should be postponed until healing is complete. Vogue, "Celebrity Manicurist Deborah Lippmann on Beauty, Aging, and the Product That Changed her Relationship With her Hands," 1 Apr. 2019 Here are the next-best, at-home treatments and advice recommended from top dermatologists for getting rid of those under-the-surface cysts ASAP. 1. Allure, "How to Treat Cystic Acne, According to Dermatologists," 14 Mar. 2019 The persistent pain that Garza felt during workouts upon arriving back on campus prompted a visit to the doctor, where a CAT scan revealed the cyst, which was attached to his spleen. Luke Meredith, The Seattle Times, "Sophomore Luka Garza on a tear for surging Hawkeyes," 5 Feb. 2019 If you're maligned with nodules or cysts, most OTC options are totally ineffective and your best bet is to be treated by a dermatologist. Molly Nover-baker, Redbook, "How to Get Rid of Annoying Acne, So You Don't Have to Feel Like a Miserable Teenager," 27 Dec. 2016 Iowa sophomore Luka Garza started this season in recovery after a nine-pound benign cyst was removed from his abdomen. Luke Meredith, The Seattle Times, "Sophomore Luka Garza on a tear for surging Hawkeyes," 5 Feb. 2019 A few days ago, Beckinsale shared on Instagram that she was hospitalized for an erupted ovarian cyst. Nicole Saunders, Harper's BAZAAR, "Kate Beckinsale Laughs Off Kate Middleton Mixup with the Most Perfect Reaction," 31 Jan. 2019 Apparently, one full hour of watching Dr. Sandra Lee (better known as Dr. Pimple Popper) work her magic and drain pus from some of the biggest cysts, boils, and whiteheads is still not enough. Hilary Shepherd, Teen Vogue, "Dr. Pimple Popper Launches New Website With Behind the Scenes Videos," 8 Aug. 2018

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.

See More

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

Keep scrolling for more

Learn More about cyst

Dictionary Entries near cyst

cyrtostyle

Cyrus

Cyrus II

cyst

cyst-

-cyst

cysteamine

Statistics for cyst

Last Updated

19 May 2019

Look-up Popularity

Time Traveler for cyst

The first known use of cyst was circa 1723

See more words from the same year

Keep scrolling for more

More Definitions for cyst

cyst

noun

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

Keep scrolling for more

More from Merriam-Webster on cyst

Rhyming Dictionary: Words that rhyme with cyst

Spanish Central: Translation of cyst

Nglish: Translation of cyst for Spanish Speakers

Britannica English: Translation of cyst for Arabic Speakers

Britannica.com: Encyclopedia article about cyst

Comments on cyst

What made you want to look up cyst? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a sum of money that is sent as a payment

Get Word of the Day daily email!

Test Your Vocabulary

Time Traveler Quiz: Which Word Came First?

  • time traveler quiz which word came first
  • Which came first?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Dictionary Devil

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!