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parhelion

   
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ลองค้นหาคำในรูปแบบอื่น ๆ เพื่อให้ได้ผลลัพธ์มากขึ้นหรือน้อยลง: -parhelion-, *parhelion*
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WordNet (3.0)
parhelion(n) a bright spot on the parhelic circle; caused by diffraction by ice crystals, Syn. mock sun, sundog, Example: two or more parhelia are usually seen at once
perihelion(n) periapsis in solar orbit; the point in the orbit of a planet or comet where it is nearest to the sun, Ant. aphelion

The Collaborative International Dictionary of English (GCIDE) v.0.53
Parhelion

n.; pl. Parhelia [ L. parelion, Gr. &unr_;, &unr_;; para` beside + &unr_; the sun. ] A mock sun appearing in the form of a bright light, sometimes near the sun, and tinged with colors like the rainbow, and sometimes opposite to the sun. The latter is usually called an anthelion. Often several mock suns appear at the same time. Cf. Paraselene. [ 1913 Webster ]

Perihelium

{ } n.; pl. Perihelia [ NL., fr. Gr. peri` about, near + "h`lios the sun.] (Astron.) That point of the orbit of a planet or comet which is nearest to the sun; -- opposed to aphelion. [1913 Webster]

Variants: Perihelion

English-Thai: NECTEC's Lexitron-2 Dictionary [with local updates]
perihelion(n) ตำแหน่งโคจรของดาวนพเคราะห์ที่อยู่ใกล้ดวงอาทิตย์ที่สุด, Syn. near approach, perigee

Oxford Advanced Learners Dictionary (pronunciation guide only)
perihelion

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