About The Word Apsis
Learn about the word Apsis to help solve your crossword puzzle. Discover Apsis definitions and meaning, origins, synonyms, related terms and more at the free Crossword Dictionary.
Apsis
| Apsis Definition And Meaning |
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What's The Definition Of Apsis?
[n] a domed or vaulted recess or projection on a building especially the east end of a church; usually contains the altar
Synonyms | Synonyms for Apsis: apse Related Terms | Find terms related to Apsis: See Also | church | church building | niche | recess | tribune Apsis In Webster's Dictionary \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}.
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