# fissure
## English
### Etymology

From Middle English fissure, from Old French fissure, from Latin fissūra (“a cleft, chink”), from findō (“to cleave, split, divide”) +‎ -tūra (nominal suffix).

### Pronunciation

* (Received Pronunciation) IPA: /ˈfɪʃ.ə/
* Audio (Southern England):(file)
* (General American) IPA: /ˈfɪʃ.ɚ/, /ˈfɪʒ.ɚ/
* Homophones: Fischer, Fisher, fisher, phisher
* Rhymes: -ɪʃə(ɹ)

### Noun

fissure (plural fissures)
* A long, narrow crack or opening made by breaking or splitting, especially in rock or earth.
    Hyponym: microfissure
** 1960 April, J. P. Wilson, E. N. C. Haywood, “The route through the Peak—Derby to Manchester: Part Two”, in Trains Illustrated, page 224:After Miller's Dale Junction, the main Derby-Manchester line crosses the Wye for the last time and turns north-west up Great Rocks Dale, a natural fissure several miles long.
* (anatomy) A groove, deep furrow, elongated cleft or tear between body parts or in the substance of an organ.
    Hyponyms: anal fissure, anterior median fissure, longitudinal fissure, orbital fissure, palpebral fissure, Rolandic fissure, sylvian fissure
    Coordinate terms: fossa, fovea, sulcus, cleft, lacuna, vallecula
* (anatomy) A break or slit in tissue usually at the junction of skin and mucous membrane.
* A state of incompatibility or disagreement.
    Synonym: schism

#### Derived terms

* ape-fissure
* contrafissure, counterfissure
* fissural
* fissurate
* fissureless
* fissurelike
* fissure needle
* fissure vein
* fissure vent
* fissuriform
* fissurization
* fissurotomy
* fissury
* inferior orbital fissure
* laryngofissure
* pterygomaxillary fissure
* superior orbital fissure
* Sylvian fissure
* thyrofissure

#### Translations
### Verb

fissure (third-person singular simple present fissures, present participle fissuring, simple past and past participle fissured)
* To split, forming fissures.

#### Derived terms

* fissuration
* fissured (adjective)
* fissuring (noun)

#### Translations
### References

* “fissure”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
* “fissure”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.

### Anagrams

* fussier, surfies

## French
### Etymology

Inherited from Old French, borrowed from Latin fissūra.

### Pronunciation

* IPA: /fi.syʁ/
* Audio:(file)
* Rhymes: -yʁ

### Noun

fissure f (plural fissures)
* fissure
    Synonym: fente

#### Related terms

* fendre

#### Descendants

* → Persian: فیسور (fisur)
* → Romanian: fisură

#### See also

* ouverture

### Verb

fissure
* inflection of fissurer:
** first/third-person singular present indicative/subjunctive
** second-person singular imperative

### Further reading

* “fissure”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.

## Latin
### Participle

fissūre
* vocative masculine singular of fissūrus

## Middle English
### Alternative forms

* ffissure

### Etymology

From Old French fissure, from Latin fissūra.

### Pronunciation

* IPA: /fiˈsiu̯r(ə)/

### Noun

fissure (Late Middle English, rare)
* (anatomy) fissure, rupture
* (surgery) incision

#### Descendants

* English: fissure

#### References

* “fissūre, n.”, in MED Online, Ann Arbor, Mich.: University of Michigan, 2007.

## Portuguese
### Verb

fissure
* inflection of fissurar:
** first/third-person singular present subjunctive
** third-person singular imperative