| slovo | definícia |
paraboloid
(encz) | paraboloid,paraboloid n: [mat.] Zdeněk Brož |
paraboloid
(czen) | paraboloid,paraboloidn: [mat.] Zdeněk Brož |
Paraboloid
(gcide) | Paraboloid \Pa*rab"o*loid\ (-loid), n. [Parabola + -oid: cf. F.
parabolo["i]de.] (Geom.)
The solid generated by the rotation of a parabola about its
axis; any surface of the second order whose sections by
planes parallel to a given line are parabolas.
[1913 Webster]
Note: The term paraboloid has sometimes been applied also to
the parabolas of the higher orders. --Hutton.
[1913 Webster] |
paraboloid
(gcide) | Conoid \Co"noid\ (k[=o]"noid), n. [Gr. kwnoeidh`s conical;
kw^nos cone + e'i^dos form: cf. F. cono["i]de.]
1. Anything that has a form resembling that of a cone.
[1913 Webster]
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.
[1913 Webster] |
paraboloid
(wn) | paraboloid
n 1: a surface having parabolic sections parallel to a single
coordinate axis and elliptic sections perpendicular to that
axis |
| | podobné slovo | definícia |
paraboloid reflector
(encz) | paraboloid reflector, n: |
paraboloidal
(encz) | paraboloidal,paraboloidní adj: [mat.] Petr Prášek |
paraboloidní
(czen) | paraboloidní,paraboloidaladj: [mat.] Petr Prášek |
Paraboloid
(gcide) | Paraboloid \Pa*rab"o*loid\ (-loid), n. [Parabola + -oid: cf. F.
parabolo["i]de.] (Geom.)
The solid generated by the rotation of a parabola about its
axis; any surface of the second order whose sections by
planes parallel to a given line are parabolas.
[1913 Webster]
Note: The term paraboloid has sometimes been applied also to
the parabolas of the higher orders. --Hutton.
[1913 Webster]Conoid \Co"noid\ (k[=o]"noid), n. [Gr. kwnoeidh`s conical;
kw^nos cone + e'i^dos form: cf. F. cono["i]de.]
1. Anything that has a form resembling that of a cone.
[1913 Webster]
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.
[1913 Webster] |
Paraboloidal
(gcide) | Paraboloidal \Par`a*bo*loid"al\, a.
Of, pertaining to, or resembling, a paraboloid.
[1913 Webster] |
paraboloid reflector
(wn) | paraboloid reflector
n 1: a concave reflector used to produce a parallel beam when
the source is placed at its focus or to focus an incoming
parallel beam [syn: parabolic reflector, {paraboloid
reflector}] |
paraboloidal
(wn) | paraboloidal
adj 1: having the shape of a paraboloid |
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