/ Dictionary / Index D descending node: Meaning and Definition of Find definitions for: descend'ing node" Pronunciation: [key] — Astron. Astron. the node through which an orbiting body passes as it moves to the south (opposed to ascending node). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. descending colon descending rhythm Related Content Daily Word Quiz: rustic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language