# gyrus
## English
### Etymology

From Latin gȳrus (“circle”), from Ancient Greek γῦρος (gûros). Doublet of gyro and gyre.

### Pronunciation

* IPA: /ˈd͡ʒaɪɹəs/

### Noun

gyrus (plural gyri or gyruses)
* (anatomy) A fold or ridge on the cerebral cortex of the brain.
    Synonym: (dated) gyre
    Coordinate term: sulcus
    The sulci and gyri are the grooves and ridges, respectively.

#### Derived terms

* angular gyrus
* cingulate gyrus
* dentate gyrus
* fornicate gyrus
* frontal gyrus
* fusiform gyrus
* gyrification
* gyriform
* gyrus rectus
* Heschl's gyrus
* hippocampal gyrus
* inferior frontal gyrus
* infracalcarine gyrus
* lingual gyrus
* macrogyria
* microgyria
* middle frontal gyrus
* occipital gyrus
* occipitotemporal gyrus
* orbital gyrus
* parahippocampal gyrus
* polygyria
* polymicrogyria
* postcentral gyrus
* precentral gyrus
* superior frontal gyrus
* superior temporal gyrus
* supramarginal gyrus
* temporal gyrus
* transverse temporal gyrus

#### Translations
### See also

* girus

### Anagrams

* surgy

## Finnish
### Etymology

< Latin gyrus

### Pronunciation

* IPA: /ˈɡyːrus/, [ˈɡyːrus̠]
* Rhymes: -yːrus

### Noun

gyrus
* (medical terminology) Synonym of aivopoimu (“gyrus”).

#### Declension

Possessive forms of gyrus (Kotus type 39/vastaus, no gradation) :
first-person singular possessor
singular
plural
nominative
gyrukseni
gyrukseni
accusative
nom.
gyrukseni
gyrukseni
gen.
gyrukseni
genitive
gyrukseni
gyrusteni gyruksieni
partitive
gyrustani
gyruksiani
inessive
gyruksessani
gyruksissani
elative
gyruksestani
gyruksistani
illative
gyrukseeni
gyruksiini
adessive
gyruksellani
gyruksillani
ablative
gyrukseltani
gyruksiltani
allative
gyrukselleni
gyruksilleni
essive
gyruksenani
gyruksinani
translative
gyruksekseni
gyruksikseni
abessive
gyruksettani
gyruksittani
instructive
comitative
—gyruksineni
second-person singular possessor
singular
plural
nominative
gyruksesi
gyruksesi
accusative
nom.
gyruksesi
gyruksesi
gen.
gyruksesi
genitive
gyruksesi
gyrustesi gyruksiesi
partitive
gyrustasi
gyruksiasi
inessive
gyruksessasi
gyruksissasi
elative
gyruksestasi
gyruksistasi
illative
gyrukseesi
gyruksiisi
adessive
gyruksellasi
gyruksillasi
ablative
gyrukseltasi
gyruksiltasi
allative
gyruksellesi
gyruksillesi
essive
gyruksenasi
gyruksinasi
translative
gyrukseksesi
gyruksiksesi
abessive
gyruksettasi
gyruksittasi
instructive
comitative
—gyruksinesi
first-person plural possessor
singular
plural
nominative
gyruksemme
gyruksemme
accusative
nom.
gyruksemme
gyruksemme
gen.
gyruksemme
genitive
gyruksemme
gyrustemme gyruksiemme
partitive
gyrustamme
gyruksiamme
inessive
gyruksessamme
gyruksissamme
elative
gyruksestamme
gyruksistamme
illative
gyrukseemme
gyruksiimme
adessive
gyruksellamme
gyruksillamme
ablative
gyrukseltamme
gyruksiltamme
allative
gyruksellemme
gyruksillemme
essive
gyruksenamme
gyruksinamme
translative
gyrukseksemme
gyruksiksemme
abessive
gyruksettamme
gyruksittamme
instructive
comitative
—gyruksinemme
second-person plural possessor
singular
plural
nominative
gyruksenne
gyruksenne
accusative
nom.
gyruksenne
gyruksenne
gen.
gyruksenne
genitive
gyruksenne
gyrustenne gyruksienne
partitive
gyrustanne
gyruksianne
inessive
gyruksessanne
gyruksissanne
elative
gyruksestanne
gyruksistanne
illative
gyrukseenne
gyruksiinne
adessive
gyruksellanne
gyruksillanne
ablative
gyrukseltanne
gyruksiltanne
allative
gyruksellenne
gyruksillenne
essive
gyruksenanne
gyruksinanne
translative
gyrukseksenne
gyruksiksenne
abessive
gyruksettanne
gyruksittanne
instructive
comitative
—gyruksinenne
third-person possessor
singular
plural
nominative
gyruksensa
gyruksensa
accusative
nom.
gyruksensa
gyruksensa
gen.
gyruksensa
genitive
gyruksensa
gyrustensa gyruksiensa
partitive
gyrustaan gyrustansa
gyruksiaan gyruksiansa
inessive
gyruksessaan gyruksessansa
gyruksissaan gyruksissansa
elative
gyruksestaan gyruksestansa
gyruksistaan gyruksistansa
illative
gyrukseensa
gyruksiinsa
adessive
gyruksellaan gyruksellansa
gyruksillaan gyruksillansa
ablative
gyrukseltaan gyrukseltansa
gyruksiltaan gyruksiltansa
allative
gyrukselleen gyruksellensa
gyruksilleen gyruksillensa
essive
gyruksenaan gyruksenansa
gyruksinaan gyruksinansa
translative
gyruksekseen gyrukseksensa
gyruksikseen gyruksiksensa
abessive
gyruksettaan gyruksettansa
gyruksittaan gyruksittansa
instructive
comitative
—gyruksineen gyruksinensa :

## Latin
### Etymology

From Ancient Greek γῦρος (gûros).

### Pronunciation

* (Classical Latin) IPA: /ˈɡyː.rus/, [ˈɡyːrʊs̠]
* (modern Italianate Ecclesiastical) IPA: /ˈd͡ʒi.rus/, [ˈd͡ʒiːrus]

### Noun

gȳrus m (genitive gȳrī); second declension
* circle
* a circular motion
* a circuit, course, ring
* (by extension) place where horses are trained

#### Declension

Second-declension noun.

#### Derived terms

* gȳrō

#### Related terms

* gȳrātus

#### Descendants

* Aromanian: giur
* English: gyre, gyrus
* French: girolle
* Friulian: gîr
* Italian: giro
* Romanian: jur, girus
* Portuguese: giro
* Sicilian: giru
* Spanish: giro
* Translingual: Anagyrus

### References

* “gyrus”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
* “gyrus”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
* gyrus in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.