fissure

noun
fis·​sure | \ ˈfi-shər How to pronounce fissure (audio) \

Definition of fissure

 (Entry 1 of 2)

1 : a narrow opening or crack of considerable length and depth usually occurring from some breaking or parting a fissure in the earth's crust
2a : a natural cleft between body parts or in the substance of an organ
b : a break or slit in tissue usually at the junction of skin and mucous membrane
3 : a separation or disagreement in thought or viewpoint : schism fissures in a political party

fissure

verb
fissured; fissuring

Definition of fissure (Entry 2 of 2)

transitive verb

: to break into fissures : cleave

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Synonyms for fissure

Synonyms: Noun

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Examples of fissure in a Sentence

Noun a fissure in the Earth's crust a deep fissure in the ice
Recent Examples on the Web: Noun That first fissure, extending down to the ocean, allowed a geyser to spray snow on its two flanks. Adam Mann, Science | AAAS, "How Enceladus got its water-spewing tiger stripes," 13 Nov. 2019 Even if everyone managed to be on the same page with daylight saving, there would still be temporal fissures across the nation, with 14 states split by two different time zones. BostonGlobe.com, "But what does that have to do with doughnuts?," 3 Nov. 2019 Even if everyone was on the same page with daylight saving, there would still be temporal fissures across the nation, with 14 states split by two different time zones. Vanessa Swales, New York Times, "Have an Extra Hour? Try Passing Through the ‘Daylight Saving Doughnut’," 2 Nov. 2019 The old left-right split, along economic lines, has gradually been giving way to a new fissure, defined in terms of culture. The Economist, "Here comes the Brexit election," 31 Oct. 2019 According to the report, the result could be land subsidence, including ground fissures, lower water quality and even the possibility of wells drying up. USA TODAY, "‘Nightmare’ roof, fire-starting drones, Pennywise Jeep: News from around our 50 states," 29 Oct. 2019 The opposition has expressed concern about possible fissures in the establishment, including the military. Farai Mutsaka, Fox News, "As Zimbabwe's leader preaches a new era, military a concern," 4 Aug. 2018 Since Kileuea’s May 3 eruption, several fissures are still open and active. Kate Samuelson, Time, "Hawaii's Erupting Volcano Looks Even Crazier From Space at Night," 25 May 2018 The fissures are vents where lava is spurting out of the ground into the air. Fox News, "The Latest: 8 vents open as Hawaii's Kilauea volcano erupts," 5 May 2018 Recent Examples on the Web: Verb An early morning alert issued by the U.S. Geological Survey reported sporadic eruptions from three Kilauea volcano fissures shooting lava 180 feet into the air. Matthew Cappucci, Washington Post, "Fine, glass tendrils — Pele’s hair — are flying around Big Island after explosive eruption," 11 June 2018 Over the past week, the lava erupting from Hawaii’s Kilauea volcano fissures advanced through two small residential subdivisions along Kapoho Bay, reaching the Pacific Ocean, and wiping out nearly a hundred homes. Alan Taylor, The Atlantic, "Photo Updates From Kilauea: Dozens More Homes Destroyed," 6 June 2018 The trunk was fissured at the base, creating a seam wide enough to slip into—in other words, an absolutely perfect hiding place. David Gilbert, The New Yorker, "Fungus," 4 June 2017 This is far from the first time that fissures within the Republican party over immigration have been on public display. Chris Cillizza, CNN, "The biggest political story no one is talking about," 17 May 2018 About 100 million years ago, shifts in tectonic plates caused the region’s foundational limestone to begin to crack and fissure. Jennifer Billock, Smithsonian, "Descend into the World’s Iciest Gateway to Hell," 30 Aug. 2017 Congressional Republicans return to work Monday after the Memorial Day recess facing enormous pressure to make progress on replacing the Affordable Care Act — a years-long campaign promise — but also fissures within the party about how to do so. John Fritze, baltimoresun.com, "Maryland advocates resist efforts to target Medicaid in federal funding fights," 3 June 2017 The lodge’s eight-week season begins in June, just as the pack ice that blankets the Northwest Passage begins to fissure and melt. Ashlea Halpern, WIRED, "Need a Memorial Day to Remember? Ice-Bike the Northwest Passage," 24 May 2017

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

Noun

14th century, in the meaning defined at sense 1

Verb

1656, in the meaning defined at transitive sense

History and Etymology for fissure

Noun

Middle English, borrowed from Middle French & Latin; Middle French fissure, borrowed from Latin fissūra "splitting, crack, opening," from fissus, past participle of findere "to split, cleave" + -ūra -ure — more at bite entry 1

Verb

derivative of fissure entry 1

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Statistics for fissure

Last Updated

20 Nov 2019

Time Traveler for fissure

The first known use of fissure was in the 14th century

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More Definitions for fissure

fissure

noun
How to pronounce fissure (audio)

English Language Learners Definition of fissure

: a narrow opening or crack

fissure

noun
fis·​sure | \ ˈfi-shər How to pronounce fissure (audio) \

Kids Definition of fissure

: a narrow opening or crack

fissure

noun
fis·​sure | \ ˈfish-ər, British also ˈfish-yu̇r How to pronounce fissure (audio) \

Medical Definition of fissure

1 : a natural cleft between body parts or in the substance of an organ: as
a : any of several clefts separating the lobes of the liver
b : any of various clefts between bones or parts of bones in the skull
c : any of the deep clefts of the brain especially : one of those located at points of elevation in the walls of the ventricles — compare sulcus
2 : a break or slit in tissue usually at the junction of skin and mucous membrane fissure of the lip
3 : a linear developmental imperfection in the enamel of a tooth

Other Words from fissure

fissured \ ˈfish-​ərd, British also ˈfish-​yu̇rd How to pronounce fissured (audio) \ adjective

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More from Merriam-Webster on fissure

Thesaurus: All synonyms and antonyms for fissure

Rhyming Dictionary: Words that rhyme with fissure

Spanish Central: Translation of fissure

Nglish: Translation of fissure for Spanish Speakers

Britannica English: Translation of fissure for Arabic Speakers

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