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fissure

play
noun fis·sure \ ˈfi-shər \
Updated on: 11 Sep 2017

Definition of fissure

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
2 a :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

Examples of fissure in a Sentence

  1. a fissure in the Earth's crust

  2. a deep fissure in the ice

Recent Examples of fissure from the Web

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.

Origin and Etymology of fissure

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 1bite

fissure Synonyms


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fissure

verb

Definition of fissure

fissured; fissuring
transitive verb
:to break into fissures :cleave
intransitive verb

Recent Examples of fissure from the Web

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.

Origin and Etymology of fissure

derivative of 1fissure


FISSURE Defined for English Language Learners

fissure

play
noun

Definition of fissure for English Language Learners

  • : a narrow opening or crack


FISSURE Defined for Kids

fissure

play
noun fis·sure \ ˈfi-shər \

Definition of fissure for Students

:a narrow opening or crack

Medical Dictionary

fissure

noun fis·sure \ ˈfish-ər, British also ˈfish-yu̇r \

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

fissured

\ˈfish-ərd, British also ˈfish-yu̇rd\ adjective


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