单词 | paranthelion |
释义 | paranthelionn. Meteorology. A diffuse, bright spot in the sky seen at the same altitude as the sun and at an angular distance from it varying from 90° to 140°, caused by refraction of sunlight through prismatic ice crystals in the atmosphere. Cf. parhelion n. ΘΚΠ the world > the universe > sun > sunlight > [noun] > reflected image of sun paranthelion1873 1873 J. Glaisher & C. B. Pitman Flammarion's Atmosphere ii. v. 148 There is then visible, at 120° from the Sun, a white image more or less diffuse, which has received the name paranthelion. 1939 Meteorol. Gloss. (Meteorol. Office) (ed. 3) 142 White paranthelia at 120° from the sun are fairly common. 1995 New Scientist 26 Aug. 44/1 Ice crystals..can reflect and refract the light, to create a canvas of haloes, arcs, parhelia, paranthelia and anthelia. This entry has been updated (OED Third Edition, June 2005; most recently modified version published online March 2022). < n.1873 |
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