1 helicoid | Definition of helicoid

helicoid

adjective
he·​li·​coid | \ ˈhe-lÉ™-ËŒkȯid How to pronounce helicoid (audio) , ˈhÄ“-\
variants: or helicoidal \ ËŒhe-​lÉ™-​ˈkȯi-​dᵊl How to pronounce helicoidal (audio) , ËŒhÄ“-​ \

Definition of helicoid

1 : forming or arranged in a spiral
2 : having the form of a flat coil or flattened spiral helicoid snail shell

First Known Use of helicoid

circa 1704, in the meaning defined at sense 1

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More Definitions for helicoid

helicoid

adjective
he·​li·​coid | \ ˈhel-É™-ËŒkȯid How to pronounce helicoid (audio) , ˈhÄ“-lÉ™- How to pronounce helicoid (audio) \
variants: or helicoidal \ ËŒhel-​É™-​ˈkȯid-​ᵊl How to pronounce helicoidal (audio) , ËŒhÄ“-​lÉ™-​ How to pronounce helicoidal (audio) \

Medical Definition of helicoid

1 : forming or arranged in a spiral
2 : having the form of a flat coil or flattened spiral

More from Merriam-Webster on helicoid

Rhyming Dictionary: Words that rhyme with helicoid