/ Dictionary / Index C condensation trail: Meaning and Definition of Find definitions for: condensa'tion trail" Pronunciation: [key] contrail. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. condensation polymerization condense Related Content Daily Word Quiz: opulent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language