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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
    • Syllabification(key): a‧po‧ap‧sis
    • 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)