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Point in an orbit
Answer for the clue "Point in an orbit ", 5 letters:
apsis
Alternative clues for the word apsis
Word definitions for apsis in dictionaries
The Collaborative International Dictionary
Word definitions in The Collaborative International Dictionary
Apse \Apse\ ([a^]ps), n.; pl. Apses ([a^]p"s[e^]z). [See Apsis .] (Arch.) A projecting part of a building, esp. of a church, having in the plan a polygonal or semicircular termination, and, most often, projecting from the east end. In early churches the ...
Usage examples of apsis.
From the statue issued a great gasp of graying smoke, that clouded the apsis in which the throne stood and came gorging into the cella, obscuring the graven images along the walls.
When this apsis, therefore, of Mars shall appear in Virgo, who shall expect less than a strange catastrophe of human affairs in the commonwealth, monarchy, and kingdom of England?
And, we might also ask, why the tangential resistance to the comet of Encke should not also produce a retrograde motion in the apsides of the orbit, instead of diminishing its period?
It is easy to see that the effect of this action, which is called the revolution of the apsides, or, as the word means, the movement of the poles of the ellipse, is to bring the earth, when a given hemisphere is turned toward the sun, sometimes in the part of the orbit which is nearest the source of light and heat, and sometimes farther away.
And, we might also ask, why the tangential resistance to the comet of Encke should not also produce a retrograde motion in the apsides of the orbit, instead of diminishing its period?