fissure

fis·sure

 (fĭsh′ər)

n.

1. A long narrow opening; a crack or cleft.

2. The process of splitting or separating; division.

3. A separation into subgroups or factions; a schism.

4. Anatomy A normal groove or furrow, as in the liver or brain, that divides an organ into lobes or parts.

5. Medicine A break in the skin, usually where it joins a mucous membrane, producing a cracklike sore or ulcer.

intr. & tr.v. fis·sured, fis·sur·ing, fis·sures

To form a crack or cleft or cause a crack or cleft in.

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[Middle English, cut, from Old French, from Latin fissūra, from fissus, split; see fissi-.]

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

fissure

(ˈfɪʃə)

n

1. any long narrow cleft or crack, esp in a rock

2. a weakness or flaw indicating impending disruption or discord: fissures in a decaying empire.

3. (Anatomy) anatomy a narrow split or groove that divides an organ such as the brain, lung, or liver into lobes. See also sulcus

4. (Medicine) a small unnatural crack in the skin or mucous membrane, as between the toes or at the anus

5. (Dentistry) a minute crack in the surface of a tooth, caused by imperfect joining of enamel during development

vb

to crack or split apart

[C14: from medical Latin fissūra, from Latin fissus split]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

fis•sure

(ˈfɪʃ ər)

n., v. -sured, -sur•ing. n.

1. a narrow opening produced by cleavage or separation of parts.

2. cleavage (def. 2).

3. a natural division or groove in an anatomical organ, as in the brain.

v.t.

4. to make fissures in; cleave; split.

v.i.

5. to open in fissures; become split.

[1375–1425; late Middle English < Latin fissūra cleaving, cleft =fiss(us) (see fissi-) + -ūra -ure]

fis′su•ral, adj.

fis′sure•less, adj.

Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

fis·sure

(fĭsh′ər)

A long, narrow crack or opening in the face of a rock. Fissures are often filled with minerals of a different type from those in the surrounding rock.

The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

fissure

Past participle: fissured
Gerund: fissuring

Imperative

fissure

fissure

Collins English Verb Tables © HarperCollins Publishers 2011

fissure

A split or groove.

Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited

Thesaurus

Noun	1.	fissure - a long narrow depression in a surface cranny, crevice, chap, crack imprint, impression, depression - a concavity in a surface produced by pressing; "he left the impression of his fingers in the soft mud"
	2.	fissure - a long narrow opening     crack, scissure, cleft, crevice chap - a crack in a lip caused usually by cold crevasse - a deep fissure fatigue crack - a crack in metal resulting from metal fatigue faulting, geological fault, fracture, break, fault, shift - (geology) a crack in the earth's crust resulting from the displacement of one side with respect to the other; "they built it right over a geological fault"; "he studied the faulting of the earth's crust" opening, gap - an open or empty space in or between things; "there was a small opening between the trees"; "the explosion made a gap in the wall" rift - a narrow fissure in rock slit - a narrow fissure split - a lengthwise crack in wood; "he inserted the wedge into a split in the log" volcano, vent - a fissure in the earth's crust (or in the surface of some other planet) through which molten lava and gases erupt
	3.	fissure - (anatomy) a long narrow slit or groove that divides an organ into lobes vallecula, groove - (anatomy) any furrow or channel on a bodily structure or part sulcus - (anatomy) any of the narrow grooves in an organ or tissue especially those that mark the convolutions on the surface of the brain hilum, hilus - (anatomy) a depression or fissure where vessels or nerves or ducts enter a bodily organ; "the hilus of the kidney" anatomy, general anatomy - the branch of morphology that deals with the structure of animals
Verb	1.	fissure - break into fissures or fine cracks crack - cause to become cracked; "heat and light cracked the back of the leather chair"

Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.

fissure

noun crack, opening, hole, split, gap, rent, fault, breach, break, fracture, rift, slit, rupture, cleavage, cleft, chink, crevice, cranny, interstice There was a great crack, and a fissure opened up.

Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002

fissure

noun

1. A usually narrow partial opening caused by splitting and rupture:

break, chink, cleavage, cleft, crack, crevice, rift, split.

2. An interruption in friendly relations:

alienation, breach, break, disaffection, estrangement, rent, rift, rupture, schism, split.

verb

To undergo partial breaking:

crack, fracture, rupture, split.

The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Translations

Spalte

fessura

fissure

[ˈfɪʃəʳ] N → hendidura f, grieta f (Anat, Geol, Metal) → fisura f

Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

fissure

[ˈfɪʃə^r] n → fissure f

Collins English/French Electronic Resource. © HarperCollins Publishers 2005

fissure

n → Riss m; (deep) → Kluft f; (narrow) → Spalt m, → Spalte f

Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

fissure

[ˈfɪʃəʳ] n → fessura, fenditura

Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

fis·sure

n. fisura. V.: cleft

English-Spanish Medical Dictionary © Farlex 2012

fissure

n fisura; anal — fisura anal

English-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.