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单词 reradiation
释义

reradiationn.

Brit. /ˌriːreɪdɪˈeɪʃn/, U.S. /ˌrireɪdiˈeɪʃ(ə)n/
Origin: Formed within English, by derivation. Etymons: re- prefix, radiation n.
Etymology: < re- prefix + radiation n. Compare later reradiating adj., reradiate v.
The action of radiating again; spec. the emission of energy previously received or absorbed; an instance of this. Also: energy reradiated.
ΘΚΠ
the world > matter > physics > electromagnetic radiation > [noun] > renewed
reradiation1827
the world > matter > physics > electromagnetic radiation > solar radiation > [noun] > emitting radiation or particles
reradiation1827
emission1955
flux1971
1827 Quarterly Oriental Mag. 7 App. p. ii These occur simultaneously in the clear cloudless weather of April or May, when the hot wind rages during the day, and re-radiation of heat from the earth's surface is uninterrupted during the night.
1881 Nature 3 Nov. 15/1 The re-radiation which the strip almost instantaneously exerts.
1915 W. H. Eccles Wireless Telegr. & Teleph. 132 The Joulean wastage in the surrounding ground is usually so great that it is well to limit the re-radiation, and to seek rather to transfer the collected energy somewhat rapidly to the detector.
1924 Times 17 Jan. 8/5 A large number of letters have been received..from listeners..commenting on the surprisingly good quality of the re-radiation.
1959 Evolution 13 506 (caption) Diagram of evolution of four species:..with repeated selection and re-radiation of populations.
1990 N. Lior in F. de Winter Solar Collectors iv. 146 Unshaded parts of the absorber will also intercept some radiation through reflections and reradiations from interior surfaces.
2002 J. Eargle & C. Foreman Audio Engin. Sound Reinforcement i. 9 There will be some degree of reradiation, or back-scattering form the obstacle.
This entry has been updated (OED Third Edition, March 2010; most recently modified version published online March 2022).
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n.1827
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