fissure (redirected from sphenooccipital fissure)

fis·sure  (fshr)

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 fissra, from fissus, split; see fissi-.]

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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. (Life Sciences & Allied Applications / 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. (Medicine / Dentistry) a minute crack in the surface of a tooth, caused by imperfect joining of enamel during development

vb

to crack or split apart

[from medical Latin fissūra, from Latin fissus split]

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fissure  (fshr)

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.

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 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
Verb	1.	fissure - break into fissures or fine cracks crack - cause to become cracked; "heat and light cracked the back of the leather chair"

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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.

Translations

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

fissure [ˈfɪʃə^r] n → fissure f

fissure

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

fissure [ˈfɪʃəʳ] n → fessura, fenditura