/ Dictionary / Index C continuous welded rail: Meaning and Definition of Find definitions for: contin'uous weld'ed rail' Pronunciation: [key] — Railroads. Railroads. a long, continuous rail formed by welding many short rails. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. continuous wave continuum 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