laevorotatory or levorotatory /lē-vō-rōˈtə-tə-ri or -rō-tāˈ/

1. Counter-clockwise
2. Rotating the plane of polarization of light to the left (optics)

laevorotāˈtion noun

• scupper
• scuppered
• scuppering
• scuppernong
• scuppernongs
• scuppers
• scups
• scur
• scurf
• scurfier
• scurfiest
• scurfiness
• scurfinesses
• scurfs
• scurfy
• scurred
• scurried
• scurrier
• scurriers
• scurries
• scurril
• scurrile
• scurrilities
• scurrility
• scurrilous