/ Dictionary / Index P Perseid: Meaning and Definition of Find definitions for: Per•se•id Pronunciation: (pûr'sē-id), [key] — n. Astron. any of a shower of meteors appearing in August and radiating from a point in the constellation Perseus. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. persecution perseity Related Content Daily Word Quiz: frugal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language