Irradiation



[ih-rey-dee-ey-shuh n] /ɪˌreɪ diˈeɪ ʃən/

noun
1.
the act of .
2.
the state of being .
3.
intellectual or spiritual enlightenment.
4.
a ray of light; beam.
5.
Optics. the apparent enlargement of an object when seen against a dark background.
6.
the use of x-rays or other forms of radiation for the treatment of disease, the making of x-ray photographs, the manufacture of vitamin D, etc.
7.
exposure or the process of exposure to x-rays or other radiation.
8.
Physics. .
/ɪˌreɪdɪˈeɪʃən/
noun
1.
the act or process of irradiating or the state of being irradiated
2.
the apparent enlargement of a brightly lit object when it is viewed against a dark background
3.
a shaft of light; beam or ray
4.
(med)

5.
another name for radiation, irradiance
n.

1580s, from French irradiation, from Latin *irradiationem, noun of action from past participle stem of irradiare (see irradiate). Originally of light (literally and figuratively); of X-rays, etc., from 1901.

irradiation ir·ra·di·a·tion (ĭ-rā’dē-ā’shən)
n.

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  • Irradiator

    [verb ih-rey-dee-eyt; adjective ih-rey-dee-it, -eyt] /verb ɪˈreɪ diˌeɪt; adjective ɪˈreɪ di ɪt, -ˌeɪt/ verb (used with object), irradiated, irradiating. 1. to shed rays of light upon; illuminate. 2. to illumine intellectually or spiritually. 3. to brighten as if with light. 4. to radiate (light, illumination, etc.). 5. to heat with radiant energy. 6. to treat […]

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  • Irrational

    [ih-rash-uh-nl] /ɪˈræʃ ə nl/ adjective 1. without the faculty of reason; deprived of reason. 2. without or deprived of normal mental clarity or sound judgment. 3. not in accordance with reason; utterly illogical: irrational arguments. 4. not endowed with the faculty of reason: irrational animals. 5. Mathematics. 6. Algebra. (of an equation) having an unknown […]

  • Irrationality

    [ih-rash-uh-nal-i-tee] /ɪˌræʃ əˈnæl ɪ ti/ noun, plural irrationalities for 2. 1. the quality or condition of being . 2. an , illogical, or absurd action, thought, etc. /ɪˌræʃəˈnælɪtɪ/ noun 1. the state or quality of being irrational 2. irrational thought, action, or behaviour n. 1560s, from irrational + -ity.



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