Definition of Fissure

1. Verb. Break into fissures or fine cracks.

Generic synonyms: Crack

2. Noun. A long narrow depression in a surface.
Exact synonyms: Chap, Crack, Cranny, Crevice
Generic synonyms: Depression, Impression, Imprint

3. Noun. A long narrow opening.
Exact synonyms: Cleft, Crack, Crevice, Scissure
Specialized synonyms: Chap, Chink, Crevasse, Fatigue Crack, Break, Fault, Faulting, Fracture, Geological Fault, Shift, Rift, Slit, Split, Vent, Volcano
Generic synonyms: Gap, Opening
Derivative terms: Crack

4. Noun. (anatomy) a long narrow slit or groove that divides an organ into lobes.
Generic synonyms: Groove, Vallecula
Specialized synonyms: Sulcus, Hilum, Hilus
Category relationships: Anatomy, General Anatomy

Definition of Fissure

1. n. A narrow opening, made by the parting of any substance; a cleft; as, the fissure of a rock.

2. v. t. To cleave; to divide; to crack or fracture.

Definition of Fissure

1. Noun. a crack or opening, as in a rock ¹

2. Verb. To split forming fissures. ¹

¹ Source: wiktionary.com

Definition of Fissure

1. to split [v -SURED, -SURING, -SURES] - See also: split

Medical Definition of Fissure

1. Any cleft or groove, normal or otherwise, especially a deep fold in the cerebral cortex which involves the entire thickness of the brain wall. Origin: L. Fissura This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)

Lexicographical Neighbors of Fissure

fissura pterygoidea
fissura pterygomaxillaris
fissura pterygopalatina
fissura secunda cerebelli
fissura sphenopetrosa
fissura transversa cerebelli
fissura transversa cerebri
fissura tympanomastoidea
fissura tympanosquamosa
fissurae cerebelli
fissural
fissural cyst
fissuration
fissurations
fissure (current term)
fissure bur
fissure caries
fissure for ligamentum teres
fissure in ano
fissure of Rolando
fissure of Sylvius
fissure of ligamentum venosum
fissure of round ligament of liver
fissure of venous ligament
fissure sealant
fissure sign
fissured
fissured fracture

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