Dextrorotatory :: Dextrorotatory (a.) Turning, or causing to turn, toward the right hand; esp., turning the plane of polarization of luminous rays toward the right hand; as, dextrorotatory crystals, sugars, etc. Cf. Levorotatory..
Dextrorse :: Dextrorse (a.) Turning from the left to the right, in the ascending line, as in the spiral inclination of the stem of the common morning-glory..