Definify.com
Webster 1913 Edition
Conoid
Co′noid
(kō′noid)
, Noun.
[Gr.
κωνοειδήσ
conical; κῶνοσ
cone + εἶδοσ
form: cf. F. conoïde
.] 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
; – more commonly called conoid
, elliptic conoid, etc.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.
Co′noid
Adj.
Resembling a cone; conoidal.
Webster 1828 Edition
Conoid
CONOID
,Noun.
1.
In geometry, a solid formed by the revolution of a conic section about its axis. If the conic section is a parabola, the resulting solid is a parabolic conoid, or paraboloid; if a hyperbola, the solid is a hyperbolic conoid, or hyperboloid; of an ellipse, an elliptic conoid, a spheroid, or an ellipsoid.2.
In anatomy, a gland in the third ventricle of the brain, resembling a cone or pine-apple, and called the pineal gland.Definition 2024
conoid
conoid
English
Adjective
conoid (comparative more conoid, superlative most conoid)
Translations
conical
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Noun
conoid (plural conoids)
- Anything shaped like a cone.
- (geometry) A Catalan surface all of whose rulings intersect some fixed line.
- (geometry) A solid formed by the revolution of a conic section about its axis.
- A parabolic conoid is a paraboloid; an elliptic conoid is an ellipsoid.
Hyponyms
- (geometry): right conoid ⊃ hyperbolic paraboloid
Translations
geometry, solid
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