Hypertext Webster Gateway: "Helical"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Helical \Hel"i*cal\, a. [From {Helix}.]
Of or pertaining to, or in the form of, a helix; spiral; as,
a helical staircase; a helical spring. -- {Hel"i*cal*ly},
adv.
From WordNet (r) 1.7 (wn)
helical
adj : in the shape of a coil [syn: {coiling}, {spiral}, {spiraling},
{volute}, {voluted}, {whorled}, {turbinate}]
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