Levorotatory
Pronunciation : Le`vo*ro"ta*to*ry
Part of Speech : a.
Etymology : [Levo- + rotatory.] (Chem. & Physics)
Definition : Defn: Turning or rotating the plane of polarization towards the left; levogyrate, as levulose, left handed quartz crystals, etc. [Written also l?vorotatory.]
Source : Webster's Unabridged Dictionary, 1913