apoapsis
English edit
Alternative forms edit
Etymology edit
Noun edit
apoapsis (plural apoapsides or apoapsises or apoapses)
- (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 edit
For some celestial bodies, specialised terms are used.
Synonyms edit
Antonyms edit
Related terms edit
- apastron
- aphelion
- apoareion
- apocenter
- apocynthion
- apocytherion
- apogalacticon
- apogee
- apohermion
- apojove
- apokrone, apokron
- apolune
- aponigricon
- aposaturnium
- aposelene
Translations edit
point of a body's elliptical orbit
See also edit
Finnish edit
Etymology edit
Internationalism (see English apoapsis).
Pronunciation edit
Noun edit
apoapsis
Declension edit
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. |