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.