/ Dictionary / Index C caliduct: Meaning and Definition of Find definitions for: cal•i•duct Pronunciation: (kal'i-dukt"), [key] — n. a pipe or duct for conveying a heating medium, as hot air or steam. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Calicut calif Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language