FISSURE

fissure

(noun) (anatomy) a long narrow slit or groove that divides an organ into lobes

crack, cleft, crevice, fissure, scissure

(noun) a long narrow opening

crevice, cranny, crack, fissure, chap

(noun) a long narrow depression in a surface

fissure

(verb) break into fissures or fine cracks

Source: WordNet® 3.1


Etymology

Noun

fissure (plural fissures)

A crack or opening, as in a rock.

(anatomy) A groove, deep furrow, elongated cleft, or tear; a sulcus.

Verb

fissure (third-person singular simple present fissures, present participle fissuring, simple past and past participle fissured)

To split, forming fissures.

Anagrams

• fussier, surfies

Source: Wiktionary


Fis"sure, n. Etym: [L. fissura, fr. findere, fissum, to cleave, split; akin to E. bite: cf. F. fissure.]

Definition: A narrow opening, made by the parting of any substance; a cleft; as, the fissure of a rock. Cerebral fissures (Anat.), the furrows or clefts by which the surface of the cerebrum is divided; esp., the furrows first formed by the infolding of the whole wall of the cerebrum.

– Fissure needle (Surg.), a spiral needle for catching together the gaping lips of wounds. Knight.

– Fissure of rolando (Anat.), the furrow separating the frontal from the parietal lobe in the cerebrum.

– Fissure of Sylvius (Anat.), a deep cerebral fissure separating the frontal from the temporal lobe. See Illust. under Brain.

– Fissure vein (Mining), a crack in the earth's surface filled with mineral matter. Raymond.

Fis"sure, v. t.

Definition: To cleave; to divide; to crack or fracture.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

23 November 2024

THEORETICAL

(adjective) concerned primarily with theories or hypotheses rather than practical considerations; “theoretical science”


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