he ‧ lix /ˈhiːlɪks/ BrE AmE noun ( plural helices /-ləsiːz, -lɪsiːz/) [countable]
[ Date: 1500-1600 ; Language: Latin ; Origin: Greek ]
technical a line that curves and rises around a central line SYN spiral
⇨ ↑ double helix
he ‧ lix /ˈhiːlɪks/ BrE AmE noun ( plural helices /-ləsiːz, -lɪsiːz/) [countable]
[ Date: 1500-1600 ; Language: Latin ; Origin: Greek ]
technical a line that curves and rises around a central line SYN spiral
⇨ ↑ double helix
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012