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apoapsis

From Wiktionary, the free dictionary

English

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Alternative forms

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Etymology

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From apo- +‎ apsis.

Noun

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apoapsis (plural apoapsides or apoapsises or apoapses)

  1. (astronomy) The point of a body's elliptical orbit about the system's centre of mass where the distance between the body and the centre of mass is at its maximum.

Usage notes

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For some celestial bodies, specialised terms are used.

Synonyms

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Antonyms

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Translations

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See also

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Finnish

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Etymology

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Internationalism (see English apoapsis).

Pronunciation

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  • IPA(key): /ˈɑpoɑpsis/, [ˈɑ̝po̞ˌɑ̝ps̠is̠]
  • Rhymes: -ɑpsis
  • Hyphenation(key): apo‧ap‧sis

Noun

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apoapsis

  1. (astronomy) apoapsis

Declension

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Inflection of apoapsis (Kotus type 39/vastaus, no gradation)
nominative apoapsis apoapsikset
genitive apoapsiksen apoapsisten
apoapsiksien
partitive apoapsista apoapsiksia
illative apoapsikseen apoapsiksiin
singular plural
nominative apoapsis apoapsikset
accusative nom. apoapsis apoapsikset
gen. apoapsiksen
genitive apoapsiksen apoapsisten
apoapsiksien
partitive apoapsista apoapsiksia
inessive apoapsiksessa apoapsiksissa
elative apoapsiksesta apoapsiksista
illative apoapsikseen apoapsiksiin
adessive apoapsiksella apoapsiksilla
ablative apoapsikselta apoapsiksilta
allative apoapsikselle apoapsiksille
essive apoapsiksena apoapsiksina
translative apoapsikseksi apoapsiksiksi
abessive apoapsiksetta apoapsiksitta
instructive apoapsiksin
comitative See the possessive forms below.
Possessive forms of apoapsis (Kotus type 39/vastaus, no gradation)