/ Dictionary / Index P petechia: Meaning and Definition of Find definitions for: pe•te•chi•a Pronunciation: (pi-tē'kē-u, -tek'ē-u), [key] — pl. -te•chi•ae a minute, round, nonraised hemorrhage in the skin or in a mucous or serous membrane. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: petechia (Thesaurus) Pet.E. petechial Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language