Definition of Apsis. Meaning of Apsis. Synonyms of Apsis
Here you will find one or more explanations in English for the word Apsis.
Also in the bottom left of the page several parts of wikipedia pages related to the word Apsis and, of course, Apsis synonyms and on the right images related to the word Apsis.
Definition of Apsis
ApsisApsis Ap"sis ([a^]p"s[i^]s), n.; pl. Apsides
([a^]p"s[i^]*d[=e]z). See Apse. [L. apsis, absis, Gr.
"apsi`s, "apsi^dos, a tying, fastening, the hoop of a wheel,
the wheel, a bow, arch, vault, fr. "a`ptein to fasten.]
1. (Astron.) One of the two points of an orbit, as of a
planet or satellite, which are at the greatest and least
distance from the central body, corresponding to the
aphelion and perihelion of a planet, or to the apogee and
perigee of the moon. The more distant is called the higher
apsis; the other, the lower apsis; and the line joining
them, the line of apsides.
2. (Math.) In a curve referred to polar co["o]rdinates, any
point for which the radius vector is a maximum or minimum.
3. (Arch.) Same as Apse.
Meaning of Apsis from wikipedia
Recent Searches ...
Related images to Apsis