# aero
## English
### Etymology

Back-formation from aero- (prefix), from Ancient Greek ἀέρος (aéros).

### Pronunciation

* IPA: /ˈɛəɹəʊ/
* Audio (General Australian):(file)
* Rhymes: -ɛəɹəʊ

### Adjective

aero (comparative more aero, superlative most aero)
* (not comparable) Of or pertaining to aviation.
    We've seen a lot of growth in the aero sector.
** 1918, Illustrated World, volume 29, number 3, page 406:According to aero experts these planes will be capable of carrying six passengers, five machine guns, a special rapid fire aerogun and about fifty bombs, and will be practically immune from injury due to attacks by the light battleplanes […]
* Aerodynamic; having an aerodynamic appearance.
    It's a very aero design, with smooth lines.

#### Derived terms

* aero bar
* aero club
* aero engine
* frutiger aero

### Noun

aero (countable and uncountable, plural aeros)
* (slang, uncountable, motor racing) Aerodynamics.
** 2009 February 12, Paul Gover, “Australian Grand Prix sleep-in suits Robert Kubica,”, in Herald Sun‎:"The biggest difference is aero, which is a really big cut."
* (informal, countable, dated) An airplane or airship.
* (uncountable) Aerospace. (Can we add an example for this sense?)

### Anagrams

* areo-, Eora, OAer, oare

## Esperanto
### Etymology

From Latin āēr.

### Pronunciation

* IPA: [aˈero]
* Audio:(file)
* Rhymes: -ero
* Hyphenation: a‧e‧ro

### Noun

aero (accusative singular aeron, plural aeroj, accusative plural aerojn)
* air

#### Derived terms

* aera (“aerial; airy”)
* aerarmeo (“air force”)
* aerfluo (“draft of air; air current”)
* aeri (“to fill (a tire) with air”)
* aerkluzo (“airlock”)
* aerpirato (“hijacker”)
* aerpoŝto (“airmail”)
* aerpremo (“air pressure”)
* aerŝtono (“aerolite”)
* aertubo (“inner tube”)
* aerujo (“air canister”)
* aerumi (“to air out”)
* aerveturado (“aeronautics; aviation; air travel”)
* aerveturilo (“aircraft”)
* Bonaero (“Buenos Aires”)

## Ido
### Etymology

From Esperanto aero, from Latin āēr.

### Pronunciation

* IPA: /aˈero/

### Noun

aero (plural aeri)
* air

#### Derived terms

* aerizar (“to air, aerate”)

## Italian
### Pronunciation

* IPA: /ˈa.e.ro/
* Rhymes: -aero
* Hyphenation: à‧e‧ro

### Verb

aero
* first-person singular present indicative of aerare

### Anagrams

* areo-

## Latin
### Alternative forms

* ērō

### Etymology

From Ancient Greek αἴρω (aírō).

### Pronunciation

* (Classical Latin) IPA: /ˈae̯.roː/, [ˈäe̯roː]
* (modern Italianate Ecclesiastical) IPA: /ˈe.ro/, [ˈɛːro]

### Noun

aerō m (genitive aerōnis); third declension
* a wicker basket, a hamper

#### Declension

Third-declension noun.
| Case | Singular | Plural |
| Nominative | aerō | aerōnēs |
| Genitive | aerōnis | aerōnum |
| Dative | aerōnī | aerōnibus |
| Accusative | aerōnem | aerōnēs |
| Ablative | aerōne | aerōnibus |
| Vocative | aerō | aerōnēs |

### References

* “aero”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
* ero in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.

## Portuguese
### Verb

aero
* first-person singular present indicative of aerar

## Spanish
### Pronunciation

* IPA: /aˈeɾo/ [aˈe.ɾo]
* Rhymes: -eɾo
* Syllabification: a‧e‧ro

### Verb

aero
* first-person singular present indicative of aerar