/ Dictionary / Index Y -yl: Meaning and Definition of Find definitions for: -yl Pronunciation: [key] — Chem. Chem. a suffix used in the names of radicals: ethyl. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Yizkor* ylang-ylang Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language