adjective.
Of or relating to an optically active substance that rotates the plane of polarized light to the right, or clockwise.
The Century Dictionary and Cyclopedia
In botany, turning or twining to the right. See right-handed, 3.
Same as dextrogyrate.
the GNU version of the Collaborative International Dictionary of English
adjective.
Turning, or causing to turn, toward the right hand; esp., turning the plane of polarization of luminous rays toward the right hand; Cf. levorotatory.