# orbital
## English
### Etymology

Borrowed from Medieval Latin orbitālis, from orbita (“a track or rut; a circuit, orbit”) +‎ -ālis (“-al”, adjectival suffix), equivalent to orbit +‎ -al. Doublet of orbitalis.

### Pronunciation

* (Received Pronunciation) IPA: /ɔː.bɪt.əl/, /ɔː.bɪt.l̩/
* Audio (Southern England):(file)
* (General American) IPA: /ɔɹ.bət.l̩/
* Audio (US):(file)
* Rhymes: -ɔː(ɹ)bɪtəl

### Adjective

orbital (not comparable)
* Of or relating to, or forming an orbit (such as the orbit of a moon, planet, or spacecraft).
* (anatomy) Of or relating to the eye socket (eyehole).
* (chiefly UK) (of roads, railways) Passing around the outside of an urban area.
    The M25 is an orbital motorway around London.
** 2019 October 23, Rail, pages 22, 23:The rail orbital routes outside of the M25 and South Coast are challenging. The corridors aren't particularly reliable, and in some places they don't exist. [...] But the reliability and journey times, particularly on the orbital routes: one train an hour from Gatwick Airport to Reading? Surely we can do better than that?

#### Derived terms

* anteorbital, antorbital
* biorbital
* circumorbital
* coorbital
* cranioorbital
* exorbital
* extraorbital
* frontoorbital
* infraorbital
* interorbital
* maxilloorbital
* midorbital
* multiorbital
* nonorbital
* ocellorbital
* orbital apex syndrome
* orbital cavity
* orbital defense platform
* orbital element
* orbital fissure
* orbital forming
* orbital index
* orbitally
* orbital mechanics
* orbital motorway
* orbital plane
* orbital process
* orbital ridge
* orbital riveting
* orbital sander
* orbital symmetry
* orbital velocity
* orbito-
* paraorbital
* periorbital
* postorbital
* preorbital
* retro-orbital, retroorbital
* sidereal orbital period
* sphenoorbital, sphenorbital
* suborbital
* superorbital
* supraorbital
* temporoorbital
* transorbital
* zygomatico-orbital, zygomaticoorbital

#### Translations
### Noun

orbital (plural orbitals)
* (physics) A specification of the energy and probability density of one or more electrons at any point in an atom or molecule, representable as a wave function.
    Hyponyms: antibonding orbital, atomic orbital, bonding orbital, hybrid orbital, frontier orbital, molecular orbital
* (chiefly UK) Ellipsis of orbital motorway.
* Short for orbital sander.
** 1967, Popular Mechanics, volume 128, number 6, page 166:As with most power tools, orbitals can be divided into light and heavy-duty categories.

#### Derived terms

* inner orbital complex
* intraorbital
* molecular orbital theory
* orbital quantum number

#### Translations
### See also

* quantum number

### References

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

### Anagrams

* tar boil, tar-boil

## Catalan
### Pronunciation

* IPA: (Central) [ur.biˈtal]
* IPA: (Balearic) [or.biˈtal]
* IPA: (Valencia) [oɾ.biˈtal]

### Adjective

orbital m or f (masculine and feminine plural orbitals)
* orbital (of or relating to an orbit)

#### Related terms

* òrbita
* orbitari

### Further reading

* “orbital” in Diccionari de la llengua catalana, segona edició, Institut d’Estudis Catalans.

## French
### Etymology

From orbite +‎ -al.

### Pronunciation

* IPA: /ɔʁ.bi.tal/
* Audio:(file)

### Adjective

orbital (feminine orbitale, masculine plural orbitaux, feminine plural orbitales)
* orbital

### Further reading

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

## Galician
### Adjective

orbital m or f (plural orbitais)
* orbital

#### Related terms

* órbita
* orbitar

## German
### Pronunciation

* IPA: /ɔʁbɪˈtaːl/
* Audio:(file)
* Rhymes: -aːl

### Adjective

orbital (strong nominative masculine singular orbitaler, not comparable)
* orbital

#### Declension
## Portuguese
### Pronunciation

* (Brazil) IPA: /oʁ.biˈtaw/ [oɦ.biˈtaʊ̯]
* (Brazil) IPA: /oʁ.biˈtaw/ [oɦ.biˈtaʊ̯]
** (São Paulo) IPA: /oɾ.biˈtaw/ [oɾ.biˈtaʊ̯]
** (Rio de Janeiro) IPA: /oʁ.biˈtaw/ [oʁ.biˈtaʊ̯]
** (Southern Brazil) IPA: /oɻ.biˈtaw/ [oɻ.biˈtaʊ̯]
* (Portugal) IPA: /ɔɾ.biˈtal/ [ɔɾ.βiˈtaɫ]
* (Portugal) IPA: /ɔɾ.biˈtal/ [ɔɾ.βiˈtaɫ]
** (Southern Portugal) IPA: /ɔɾ.biˈta.li/ [ɔɾ.βiˈta.li]
* Rhymes: -al, -aw
* Hyphenation: or‧bi‧tal

### Adjective

orbital m or f (plural orbitais, not comparable)
* (astrophysics) orbital (of or relating to an orbit)
* (anatomy) orbital (of or relating to the eye socket)

## Romanian
### Etymology

Borrowed from French orbital. By surface analysis, orbită +‎ -al.

### Adjective

orbital m or n (feminine singular orbitală, masculine plural orbitali, feminine and neuter plural orbitale)
* orbital

#### Declension
## Spanish
### Pronunciation

* IPA: /oɾbiˈtal/ [oɾ.β̞iˈt̪al]
* Rhymes: -al
* Syllabification: or‧bi‧tal

### Adjective

orbital m or f (masculine and feminine plural orbitales)
* orbital (of or relating to an orbit)
    Synonym: orbitario
* (anatomy) orbital (of or relating to the eye socket)
    Synonym: orbitario

#### Derived terms

* suborbital

#### Related terms

* órbita
* orbitar
* orbitario

### Noun

orbital m (plural orbitales)
* (chemistry) orbital

### Further reading

* “orbital”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8, Royal Spanish Academy [Spanish: Real Academia Española], 2024 December 10