Descending
Descending , adjective
Of or pertaining to descent; moving downwards.
Collocations (3)
Descending constellations or Descending signs (Astronomy) , those through which the planets descent toward the south.
Descending node (Astronomy) , that point in a planet's orbit where it intersects the ecliptic in passing southward.
Descending series (Mathematics) , a series in which each term is numerically smaller than the preceding one; also, a series arranged according to descending powers of a quantity.