Hypertext Webster Gateway: "conoid"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Conoid \Co"noid\, n. [Gr. ? conical; ? cone + ? from: cf. F.
cono["i]de.]
1. Anything that has a form resembling that of a cone.
2. (Geom.)
(a) A solid formed by the revolution of a conic section
about its axis; as, a parabolic conoid, elliptic
conoid, etc.; -- more commonly called {paraboloid},
{ellipsoid}, etc.
(b) A surface which may be generated by a straight line
moving in such a manner as always to meet a given
straight line and a given curve, and continue parallel
to a given plane. --Math. Dict.
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Conoid \Co"noid\ a.
Resembling a cone; conoidal.
From WordNet (r) 1.7 (wn)
conoid
n : a shape whose base is a circle and whose sides taper up to a
point [syn: {cone}, {cone shape}]
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