irradiance

[ ih-rey-dee-uhns ]

Phonetic (Standard)IPA

noun

, Physics.

irradiance

/ ɪˈreɪdɪəns /

See illuminance
the radiant flux incident on unit area of a surface. It is measured in watts per square metre Ee Also calledirradiation Compare illuminance

First recorded in 1660–70; ir- ¹ + radiance

How does irradiance compare to similar and commonly confused words? Explore the most common comparisons:

The irradiance, almost as strong as daylight, but radically different, softened all surrounding objects.

Their irradiance was greenish, like the walls; but I was certain that these corpuscles did not come from them.

Overhead, the sky is alight with the warm irradiance of the great city.

April 24, 2024gallimaufry

[gal-uh-maw-free ]

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