superhelix

[ soo-per-hee-liks ]
/ ˈsu pərˌhi lɪks /

noun, plural su·per·hel·i·ces [soo-per-hel-uh-seez] /ˈsu pərˌhɛl əˌsiz/, su·per·he·lix·es. Biochemistry.

a coil formed by intertwined helical DNA or by protein chains.
Also called supercoil.

Origin of superhelix

OTHER WORDS FROM superhelix

su·per·hel·i·cal [soo-per-hel-i-kuh l, -hee-li-] /ˌsu pərˈhɛl ɪ kəl, -ˈhi lɪ-/, adjective su·per·he·lic·i·ty [soo-per-huh-lis-i-tee] /ˌsu pər həˈlɪs ɪ ti/, noun