radiance (redirected from Conservation of radiance)

ra·di·ance  (rd-ns) also ra·di·an·cy (-n-s)

n.

1. The quality or state of being radiant.

2. Physics The radiant energy emitted per unit time in a specified direction by a unit area of an emitting surface.

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radiance [ˈreɪdɪəns], radiancy

n pl -ances, -ancies

1. the quality or state of being radiant

2. (Mathematics & Measurements / Units) a measure of the amount of electromagnetic radiation leaving or arriving at a point on a surface. It is the radiant intensity in a given direction of a small element of surface area divided by the orthogonal projection of this area onto a plane at right angles to the direction. Symbol L_e

Thesaurus

Noun	1.	radiance - the amount of electromagnetic radiation leaving or arriving at a point on a surface glowing, glow aureole, corona - the outermost region of the sun's atmosphere; visible as a white halo during a solar eclipse light, visible light, visible radiation - (physics) electromagnetic radiation that can produce a visual sensation; "the light was filtered through a soft glass window"
	2.	radiance - the quality of being bright and sending out rays of light effulgence, radiancy, refulgence, refulgency, shine brightness - the location of a visual perception along a continuum from black to white gleam, lambency, gleaming, glow - an appearance of reflected light sheen, shininess, luster, lustre - the visual property of something that shines with reflected light burnish, glossiness, polish, gloss - the property of being smooth and shiny
	3.	radiance - an attractive combination of good health and happiness; "the radiance of her countenance" happiness, felicity - state of well-being characterized by emotions ranging from contentment to intense joy good health, healthiness - the state of being vigorous and free from bodily or mental disease

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radiance

noun

1. happiness, delight, pleasure, joy, warmth, rapture, elation, gaiety There was a new radiance about her.

2. brightness, light, shine, glow, glitter, glare, gleam, brilliance, lustre, luminosity, incandescence, resplendence, effulgence The dim bulb cast a soft radiance over his face.

Translations

radiance [ˈreɪdɪəns] N

1. (= glow) [of face, personality, beauty] → lo radiante

2. (liter) (= brightness) [of sun, colour, light] → resplandor m

3. (Phys) → radiancia m

radiance [ˈreɪdiəns] n

[face, person] → éclat m

[sunset] → lumière f; [light] → éclat m

radiance

n (of sun, smile) → Strahlen nt; (of colours also) → Leuchten nt

radiance [ˈreɪdɪəns] n (brilliance) → splendore m, fulgore m (fig) → radiosità