Irradiance definition

irādēəns
The amount of light or other radiant energy striking a given area of a surface; illumination.
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The definition of irradiance is a brightness or gleam of light.

An example of irradiance is the flash from a camera lighting up a dark room.

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An irradiating; radiance.
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The act of irradiating; emission of rays of light.
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That which irradiates or is irradiated; lustre; splendour; brilliancy.
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(physics) The radiant power received by unit area of surface.
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Alternative Forms

Alternative Form of irradiance - irradiancy

Other Word Forms

Noun

Singular:
irradiance
Plural:
irradiances