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Webster 1913 Edition

Conical

{

Con′ic

,

Con′ic-al

}
,
Adj.
[Gr. [GREEK]: cf. F.
conique
. See
Cone
.]
1.
Having the form of, or resembling, a geometrical cone; round and tapering to a point, or gradually lessening in circumference;
as, a
conic
or
conical
figure; a
conical
vessel
.
2.
Of or pertaining to a cone;
as,
conic
sections
.
Conic section
(Geom.)
,
a curved line formed by the intersection of the surface of a right cone and a plane. The conic sections are the parabola, ellipse, and hyperbola. The right lines and the circle which result from certain positions of the plane are sometimes, though not generally included.
–
Conic sections
,
that branch of geometry which treats of the parabola, ellipse, and hyperbola.
–
Conical pendulum
.
See
Pendulum
.
–
Conical projection
,
a method of delineating the surface of a sphere upon a plane surface as if projected upon the surface of a cone; – much used by makers of maps in Europe.
–
Conical surface
(Geom.)
,
a surface described by a right line moving along any curve and always passing through a fixed point that is not in the plane of that curve.

Webster 1828 Edition

Conical

CONIC

, CONICAL,
Adj.
[L., Gr., See Cone.]
1.
Having the form of a cone; round and decreasing to a point; as a conic figure; a conical vessel
2.
Pertaining to a cone; as conic sections.
Conic Section, a curve line formed by the intersection of a cone and plane. The conic sections are the parabola, hyperbola, and ellipsis.

Definition 2024

conical

conical

English

Adjective

conical ‎(comparative more conical, superlative most conical)

  1. (geometry) Of or relating to a cone or cones.
  2. Shaped like a cone.
  3. (cartography) Describing a map projection in which meridians are mapped to equally spaced lines radiating out from the apex and parallels of latitude are mapped to circular arcs centred on the apex.

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Noun

conical ‎(plural conicals)

  1. (firearms) A bullet with a conical shape.

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