/ Dictionary / Index P Perth: Meaning and Definition of Find definitions for: Perth Pronunciation: (pûrth), [key] — n. Also calleda historic county in central Scotland. a city in this county: a port on the Tay River. 42,438. a city in and the capital of Western Australia, in SW Australia. 809,035. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: perth (Thesaurus) pertain Perth Amboy Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language