different between radian vs radiant

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

From Middle French radiant, from Latin radians, radiantis, present participle of radiare (“to emit rays or beams”).

Pronunciation

• IPA^(key): /??e?di.?nt/

Adjective

radiant (comparative more radiant, superlative most radiant)

1. Radiating light and/or heat.

2. Emitted as radiation.
3. Beaming with vivacity and happiness.

   • His sister, Mrs. Gerard, stood there in carriage gown and sables, radiant with surprise. ¶ “Phil?!  You?!  Exactly like you, Philip, to come strolling in from the antipodes—dear fellow?!” recovering from the fraternal embrace and holding both lapels of his coat in her gloved hands.

4. Emitting or proceeding as if from a center.
5. (heraldry) Giving off rays; said of a bearing.

6. (botany) Having a ray-like appearance, like the large marginal flowers of certain umbelliferous plants; said also of the cluster which has such marginal flowers.

Translations

Noun

radiant (plural radiants)

1. A point source from which radiation is emitted.
2. (astronomy) The apparent origin, in the night sky, of a meteor shower.
3. (geometry) A straight line proceeding from a given point, or fixed pole, about which it is conceived to revolve.

Translations

Anagrams

• anti-rad, antirad, intrada, itardan

French

Pronunciation

Verb

radiant

1. present participle of radier

Latin

Verb

radiant

1. third-person plural present active indicative of radi?

Romanian

Etymology

From French radiant.

Adjective

radiant m or n (feminine singular radiant?, masculine plural radian?i, feminine and neuter plural radiante)

1. radiant

Declension