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Webster 1913 Edition


Fissure

Fis′sure

,
Noun.
[L.
fissura
, fr.
findere
,
fissum
, to cleave, split; akin to E.
bite
: cf. F.
fissure
.]
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

,
Verb.
T.
To cleave; to divide; to crack or fracture.

Webster 1828 Edition


Fissure

FIS'SURE

,
Noun.
fish'ure. [L. fissura, from findo, to split.]
1.
A cleft; a narrow chasm made by the parting of any substance; a longitudinal opening; as the fissure of a rock.
2.
In surgery, a crack or slit in a bone, either transversely or longitudinally, by means of external force.
3.
In anatomy, a deep, narrow sulcus, or depression, dividing the anterior and middle lobes of the cerebrum on each side.

FIS'SURE

,
Verb.
T.
To cleave; to divide; to crack or fracture.

Definition 2024


fissure

fissure

See also: fissuré

English

Noun

fissure (plural fissures)

  1. A crack or opening, as in a rock.
  2. (anatomy) A groove, deep furrow, elongated cleft, or tear; a sulcus.

Derived terms

Translations

Verb

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

  1. To split forming fissures.

Anagrams


French

Etymology

From Old French, a borrowing from Latin fissura.

Pronunciation

  • IPA(key): /fi.syʁ/

Noun

fissure f (plural fissures)

  1. fissure

Synonyms

Related terms

See also

Verb

fissure

  1. first-person singular present indicative of fissurer
  2. third-person singular present indicative of fissurer
  3. first-person singular present subjunctive of fissurer
  4. third-person singular present subjunctive of fissurer
  5. second-person singular imperative of fissurer

Latin

Participle

fissūre

  1. vocative masculine singular of fissūrus

Portuguese

Verb

fissure

  1. first-person singular present subjunctive of fissurar
  2. third-person singular present subjunctive of fissurar
  3. first-person singular imperative of fissurar
  4. third-person singular imperative of fissurar