helicoid Hear it!

helicoid Definition

heli·coid (heli ko̵id′)

adjective

shaped like, or coiled in the form of, a spiral, as the shell of a snail or certain inflorescences

Etymology: Gr helikoeidēs < helix, a spiral + -eidēs, -oid

noun

Geom. a surface generated by the rotation of a plane or twisted curve about a fixed line so that each point of the curve traces out a circular helix with the fixed line as axis

Browse dictionary entries near helicoid

  1. helico-
  2. helicline
  3. helices
  4. helical
  5. helianthus
  6. heliacal
  7. heli-skiing
  8. heli-
  9. Helgoland
  10. Helena
  1. helicon
  2. heliconia
  3. helicopter
  4. helictite
  5. Heligoland
  6. helio-
  7. heliocentric
  8. heliochrome
  9. Heliogabalus
  10. heliogram