helico-

American

a combining form meaning “spiral”; used with this meaning and as a combining form of helix in the formation of compound words.

helicograph.

helico- British

combining form

spiral or helical

helicograph

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of helico-

< Greek heliko-, combining form of hélix

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023