Word.ws English Dictionary

aphelia

Syllables: ap·hel·iaUK/əˈfiː.lɪ.ə/US/əˈfi.li.ə/

aphelia is the plural of aphelion.

Meaning of aphelion

Noun

aphelion (plural aphelia or (deprecated) aphelions)

  1. (also, figuratively) The point in the elliptical orbit of a comet, planet, or other astronomical object, where it is farthest from the Sun.
    • [I]t follows from the theory of gravity, that the aphelia of Mercury, Venus, the Earth, and Mars, slightly progress.1837, William Whewell, “The Inductive Epoch of Newton—Discovery of the Universal Gravitation of Matter, according to the Law of the Inverse Square of the Distance”, in History of the Inductive...
    Antonyms:
    perihelion

Origin of aphelia

From aphelion + -a (plural form of the suffix -on).

Words that rhyme with aphelia

11 more rhymesFewer rhymes

Questions about aphelia

What is aphelia the plural of?
Aphelia is the plural of aphelion.
How do you pronounce aphelia?
Aphelia is pronounced /əˈfiː.lɪ.ə/ (UK).

Words near aphelia in the dictionary

  1. aphelenchid
  2. aphelenchids
  3. aphelenchoidid
  4. aphelenchoidids
  5. aphelenchs
  6. aphelia
  7. aphelial
  8. aphelian
  9. aphelias
  10. aphelinid
  11. aphelinids

Source and license

Adapted from Wiktionary: aphelia (page history and authors); aphelion (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “aphelia.” Word.ws, https://word.ws/aphelia. Based on Wiktionary, CC BY-SA 4.0.