different between illumination vs radiation

English

Etymology

Borrowed from Middle French illumination, from Late Latin illuminatio, from Latin illumino.

Pronunciation

• (General American) IPA^(key): /??lum??ne???n/
• (Received Pronunciation) IPA^(key): /??l(j)um??ne???n/
• Rhymes: -e???n
• Hyphenation: il?lu?mi?na?tion

Noun

illumination (countable and uncountable, plural illuminations)

1. The act of illuminating, or supplying with light; the state of being illuminated.
2. Festive decoration of houses or buildings with lights.
3. Adornment of books and manuscripts with colored illustrations. See illuminate (transitive verb).
4. (figuratively) Splendour; brightness.
5. (figuratively) Enlightening influence; inspiration.

Synonyms

• lumination (rare)

Translations

French

Etymology

Borrowed from Late Latin illuminatio, illuminationem, from Latin illumino.

Pronunciation

• IPA^(key): /i.ly.mi.na.sj??/

Noun

illumination f (plural illuminations)

1. enlightenment (philosophy and psychology related to achieving clarity of perception, reason and knowledge)
2. illumination, lighting

Related terms

• illuminer

Further reading

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

English

Etymology

Borrowed from Latin radiatio, radiationis.Morphologically radiate +? -ion

Pronunciation

• IPA^(key): /??e?.di.?e?.??n/
• (some US dialects) IPA^(key): /?a?.di.?a?.??n/

Noun

radiation (countable and uncountable, plural radiations)

1. The shooting forth of anything from a point or surface, like diverging rays of light.

   heat radiation

   • 2016, Donald R. Prothero, The Princeton Field Guide to Prehistoric Mammals (page 136)

     The second [canid group] is the radiation of dogs in South America that began when the first canids arrived about 3 Ma, after crossing the Panama land bridge (Fig. 5.4).

2. The process of radiating waves or particles.
3. The transfer of energy via radiation (as opposed to convection or conduction).
4. Radioactive energy.

Related terms

• radiate

Derived terms

Translations

See also

• nucleomitophobia

Anagrams

• antiradio

French

Etymology

Borrowed from Latin radiatio, radiationem.

Pronunciation

• IPA^(key): /?a.dja.sj??/

Noun

radiation f (plural radiations)

1. radiation (all meaning)

Related terms

• radier

Further reading

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