fissure

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Related to fissure lines: minor 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.

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

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]

fis•sure

(ˈfɪʃ ər)

n., v. -sured, -sur•ing. n.
1. a narrow opening produced by cleavage or separation of parts.
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.

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.

fissure


Past participle: fissured
Gerund: fissuring

Imperative
fissure
fissure
Present
I fissure
you fissure
he/she/it fissures
we fissure
you fissure
they fissure
Preterite
I fissured
you fissured
he/she/it fissured
we fissured
you fissured
they fissured
Present Continuous
I am fissuring
you are fissuring
he/she/it is fissuring
we are fissuring
you are fissuring
they are fissuring
Present Perfect
I have fissured
you have fissured
he/she/it has fissured
we have fissured
you have fissured
they have fissured
Past Continuous
I was fissuring
you were fissuring
he/she/it was fissuring
we were fissuring
you were fissuring
they were fissuring
Past Perfect
I had fissured
you had fissured
he/she/it had fissured
we had fissured
you had fissured
they had fissured
Future
I will fissure
you will fissure
he/she/it will fissure
we will fissure
you will fissure
they will fissure
Future Perfect
I will have fissured
you will have fissured
he/she/it will have fissured
we will have fissured
you will have fissured
they will have fissured
Future Continuous
I will be fissuring
you will be fissuring
he/she/it will be fissuring
we will be fissuring
you will be fissuring
they will be fissuring
Present Perfect Continuous
I have been fissuring
you have been fissuring
he/she/it has been fissuring
we have been fissuring
you have been fissuring
they have been fissuring
Future Perfect Continuous
I will have been fissuring
you will have been fissuring
he/she/it will have been fissuring
we will have been fissuring
you will have been fissuring
they will have been fissuring
Past Perfect Continuous
I had been fissuring
you had been fissuring
he/she/it had been fissuring
we had been fissuring
you had been fissuring
they had been fissuring
Conditional
I would fissure
you would fissure
he/she/it would fissure
we would fissure
you would fissure
they would fissure
Past Conditional
I would have fissured
you would have fissured
he/she/it would have fissured
we would have fissured
you would have fissured
they would have fissured

fissure

A split or groove.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.fissure - a long narrow depression in a surfacefissure - a long narrow depression in a surface
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 openingfissure - a long narrow opening    
chap - a crack in a lip caused usually by cold
chink - a narrow opening as e.g. between planks in a wall
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
Verb1.fissure - break into fissures or fine cracks
crack - cause to become cracked; "heat and light cracked the back of the leather chair"

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.

fissure

noun
1. A usually narrow partial opening caused by splitting and rupture:
2. An interruption in friendly relations:
verb
To undergo partial breaking:
Translations

fissure

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

fissure

[ˈfɪʃər] nfissure f

fissure

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

fissure

[ˈfɪʃəʳ] nfessura, fenditura

fis·sure

n. fisura. V.: cleft

fissure

n fisura; anal — fisura anal
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