Spasmodic twitching of the upper portion of the orbicularis palpebrarum muscle causing a wrinkling of the eyebrow. ... Origin: G. Ophrys, eyebrow, + -osis, condition ... (05 Mar 2000) ... Found on http://www.encyclo.co.uk/local/20973
Type: Term Pronunciation: of′rē-ō′sis Definitions: 1. Spasmodic twitching of the upper portion of the orbicularis palpebrarum muscle causing a wrinkling of the eyebrow. Found on http://www.medilexicon.com/medicaldictionary.php?t=62947