Superciliary \Su`per*cil"i*a*ry\, a. [L. supercilium an eyebrow. See {Supercilious}.] 1. Of or pertaining to the eyebrows; supraorbital. [1913 Webster] 2. (Zool.) Having a distinct streak of color above the eyes; as, the superciliary woodpecker. [1913 Webster]