1. (chemistry, physics) a property caused by asymmetrical molecular or crystal structure that enables a compound or crystal to rotate the plane of incident polarized light
   - optical rotation

Encyclopedia: Optical activity

• worldwide
• worm
• worm family
• worm fence
• worm fish
• worm gear
• worm genus
• worm lizard
• worm salamander
• worm snake
• worm wheel
• worm-eaten
• worm-shaped
• wormcast
• wormhole
• Wormian bone
• wormlike
• wormseed
• wormseed mustard
• wormwood
• wormwood oil
• wormwood sage
• wormy
• worn
• worn spot