/ Dictionary / Index A Anglesey: Meaning and Definition of Find definitions for: An•gle•sey Pronunciation: (ang'gul-sē), [key] — n. an island and historic county in Gwynedd, in NW Wales. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: anglesey (Thesaurus) anglerfish angle shot Related Content Daily Word Quiz: resilient Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language