perihelium

• (Received Pronunciation) IPA^(key): /ˌpɛ.ɹɪˈhiː.lɪ.əm/
• (General American) IPA^(key): /ˌpɛ.ɹəˈhi.lɪ.əm/
• Hyphenation: pe‧ri‧he‧li‧um
• Rhymes: -iːliəm

perihelium (plural perihelia)

1. (astronomy, obsolete) Synonym of perihelion. [17th–18th c.]

From Ancient Greek περι- (peri-, “about, around”) + New Latin helium, from Ancient Greek ἥλιος (hḗlios, “sun”).

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• Hyphenation: pe‧ri‧he‧li‧um

perihelium n (plural perihelia)

1. (astronomy) perihelion

   Antonym: aphelium

• perihel

perihelium n (definite singular periheliet, indefinite plural perihelier, definite plural perihelia or periheliene)

1. (astronomy) perihelion

   Antonym: aphelium

• “perihelium” in The Bokmål Dictionary.

• perihel

perihelium n (definite singular periheliet, indefinite plural perihelium, definite plural perihelia)

1. (astronomy) perihelion

   Antonym: aphelium

• “perihelium” in The Nynorsk Dictionary.