aphelion

English

Etymology

Greek form of Latin aphelium, from Ancient Greek ἀπό (apo, “from”) + ἥλιος (hēlios, “sun”) (modelled after apogaeum). Compare perihelion.

Pronunciation

• IPA: /əˈfiːlɪən/, /æpˈhiːlɪən/

Noun

aphelion (plural aphelia)

1. (astronomy) The point in the elliptical orbit of a planet, comet, etc., where it is farthest from the sun.

Antonyms

• perihelion

Translations

the point in the elliptical orbit of a planet where it is farthest from the sun

• Arabic: أوج (ar) ('awj) m
• Chinese:

  Mandarin: 遠日點 (cmn), 远日点 (cmn) (yuǎnrìdiǎn)

• Dutch: aphelium (nl) n
• Esperanto: afelio (eo)
• Finnish: apheli (fi)
• French: aphélie (fr) m
• German: Aphel (de) n
• Greek: αφήλιο (el) (afílio) n
• Irish: apaihéilean (ga) m, aiféilean (ga) m
• Italian: afelio (it) m

• Japanese: 遠日点 (ja) (えんじつてん, enjitsuten)
• Korean: 원일점 (ko) (woniljeom) (遠日點 (ko))
• Polish: aphelium (pl) n
• Portuguese: afélio (pt) m
• Russian: афелий (ru) (afélij) m
• Serbo-Croatian:

  Cyrillic: афел (sh) m

  Roman: afel (sh) m

• Spanish: afelio (es) m
• Swedish: aphelium (sv) n
• Vietnamese: điểm viễn nhật (vi) (點遠日 (vi))

Related terms

• apogee
• perihelion
• apolune
• perilune
• apastron