Origin of petechiaModern Latin ; from Italian petecchia ; from Classical Latin pittacium, label, plaster, patch ; from Classical Greek pittakion, a writing tablet, slip, letter
Origin of petechiaNew Latin, from Italian petecchie, pl. of petecchia, spot on skin, perhaps from Vulgar Latin *pet&imacron;cula, short for *impet&imacron;cula, diminutive of Latin impet&imacron;x, impet&imacron;c-, variant of impet&imacron;g&omacron;; see impetigo.
- a small spot, especially on an organ, caused by bleeding underneath the skin
Modern Latin, from Italian petecchie "˜skin eruptions', from a popular Latin diminutive of Latin petigo "˜scab, eruption', itself from impetÄ«go.