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
Variants of helicoid
Rhymes with helicoid
adenoid, alkaloid, amoeboid, aneroid, anthropoid, arachnoid, asteroid, Australoid, carcinoid, Caucasoid, celluloid, crystalloid, echinoid, ellipsoid, embryoid, eunuchoid, flavonoid, hemorrhoid, hominoid, humanoid, hysteroid, metalloid, Mongoloid, myeloid, nautiloid, nucleoid, null and void, obovoid, opioid, osteoid, overjoyed, paranoid, planetoid, Polaroid, retinoid, rheumatoid, solenoid, Stalinoid, trapezoid, unalloyed, unemployed
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Medical Dictionary: Definition of "helicoid"
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