transcription, транскрипция: [ adjective ]
Date: 1875
: capable of rotating the plane of vibration of polarized light to the right or left — used of compounds, molecules, or atoms
OPTICALLY ACTIVE
Meaning of OPTICALLY ACTIVE in English
Merriam-Webster's Collegiate English vocabulary. Энциклопедический словарь английского языка Merriam Webster. 2003