De-sçend'ing, p. a.

participial adjective

p. a. Of, or pertaining to, descent; moving downward.

Descending constellations, or signs (Astron.), those through which the planets descend toward the south. — Descending node, that point in a planet's orbit where it intersects the ecliptic in passing southward. — Descending series (Math.), a series in which each term is numerically less than the preceding one.