/ Dictionary / Index D DET: Meaning and Definition of Find definitions for: DET Pronunciation: [key] &hasp;determiner. diethyltryptamine. det. Pronunciation: [key] detach. detachment. detail. determine. (in prescriptions) let it be given. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. desultory detach Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language