Apsis

Origin

Via Latin apsis, from Ancient Greek ἁψίς (hapsis, "arch, vault"). See also apse.

Full definition of apsis

Noun

1. (architecture) A recess or projection, with a dome or vault, at the east end of a church; an apse.
2. (astronomy) Either of the points in the elliptical orbit of a planet or comet where it is closest or furthest from the sun; perihelion or aphelion; an apside

Derived terms

• periapsis
• apoapsis

Anagrams

• aspis