different between intensity vs irradiation

English

Etymology

intense +? -ity. Cf. also Medieval Latin intensitas.

Pronunciation

• IPA^(key): /?n?t?ns?ti/

Noun

intensity (plural intensities)

1. The quality of being intense.
2. The degree of strength.
3. (physics) Time-averaged energy flux (the ratio of average power to the area through which the power "flows"); irradiance.
4. (optics) Can mean any of radiant intensity, luminous intensity or irradiance.
5. (astronomy) Synonym of radiance.
6. (geology) The severity of an earthquake in terms of its effects on the earth's surface, and buildings. The value depends on the distance from the epicentre, and is not to be confused with the magnitude.

Derived terms

• light intensity
• luminous intensity

Related terms

• intense

Translations

English

Etymology

From Middle French irradiacion, from Latin irradiatioMorphologically irradiate +? -ion

Pronunciation

• Rhymes: -e???n

Noun

irradiation (countable and uncountable, plural irradiations)

1. An act of irradiating, or state of being irradiated.
2. (obsolete) illumination; irradiance; brilliance.
3. (obsolete, figuratively) mental light or illumination.
4. (obsolete) The apparent enlargement of a bright object seen upon a dark ground, due to the fact that the portions of the retina around the image are stimulated by the intense light; as when a dark spot on a white ground appears smaller, or a white spot on a dark ground larger, than it really is, especially when a little out of focus.
5. (uncountable) a process of sterilisation whereby radiation is passed through a bag containing food, utensils, etc., to sterilise the contents.

Derived terms

• photoirradiation

Translations

French

Pronunciation

Noun

irradiation f (plural irradiations)

1. irradiation

Further reading

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

Interlingua

Noun

irradiation (plural irradiationes)

1. irradiation