The Collaborative International Dictionary
Descending \De*scend"ing\, a. Of or pertaining to descent; moving downwards.
Descending constellations or Descending signs (Astron.), those through which the planets descent toward the south.
Descending node (Astron.), 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 smaller than the preceding one; also, a series arranged according to descending powers of a quantity.
Usage examples of "descending series".
Down in the forest beyond the double fence there was a sudden hideous outcry, shrieks of mirthless laughter rising and falling, sobbing and wailing, taken up and repeated at a dozen points around the camp perimeter, dying away at last in a descending series of chuckles and grunts and agonized moans.