different between radian vs ardian

English

Etymology

radius +? -an

Noun

radian (plural radians)

1. (geometry) In the International System of Units, the derived unit of plane angular measure of angle equal to the angle subtended at the centre of a circle by an arc of its circumference equal in length to the radius of the circle. Symbol: rad

Derived terms

• steradian

Translations

See also

• degree
• gradian

Further reading

• radian on Wikipedia.Wikipedia

Anagrams

• Adrian, Adrina, Ardian, Darian, ardian

French

Etymology

From Latin radius (“spoke, staff”) + the suffix -an.

Pronunciation

• IPA^(key): /?a.dj??/

Noun

radian m (plural radians)

1. radian

Descendants

• ? Turkish: radyan

Further reading

• “radian” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

Anagrams

• draina

Polish

Noun

radian m inan

1. radian

Declension

Romanian

Etymology

From French radian

Noun

radian m (plural radiani)

1. radian

Declension

Spanish

Verb

radian

1. Second-person plural (ustedes) present indicative form of radiar.
2. Third-person plural (ellos, ellas, also used with ustedes^?) present indicative form of radiar.

Swedish

Etymology

Equivalent to radie +? -an

Noun

radian c

1. a radian, an angular measure where pi radians = 180°

Declension

See also

• grad
• nygrad

Anagrams

• Adrian

English

Etymology

A compounding of the Scottish Gaelic àrd (“chief”) + eun (“bird”).

Noun

ardian (plural ardians)

1. (military, historical) A proposed but unadopted air-officer rank of the Royal Air Force equivalent to air vice-marshal.
   • 1936, The Periodical XXI–XXII, page 67

     A list of new titles was manufactured as follows: Ensign, Lieutenant, Flight-Leader, Squadron-Leader, Reeve, Banneret, Fourth-Ardian, Third-Ardian, Second-Ardian, Ardian, Air Marshal. […] “Ardian” comes from the Gaelic “Ard” meaning “chief”, and “Ian” or “Eun”, a “bird”.

Derived terms

Anagrams

• Adrian, Adrina, Darian, radian