# parabola

(redirected from parabolae)
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parabola
Any point on a parabola is the same distance from the directrix as it is from the focus (F). AC equals CF and BD equals DF.

## pa·rab·o·la

(pə-răb′ə-lə)
n.
A plane curve formed by the intersection of a right circular cone and a plane parallel to an element of the cone or by the locus of points equidistant from a fixed line and a fixed point not on the line.

[New Latin, from Greek parabolē, comparison, application, parabola (from the relationship between the line joining the vertices of a conic and the line through its focus and parallel to its directrix), from paraballein, to compare; see parable.]

## parabola

(pəˈræbələ)
n
(Mathematics) a conic section formed by the intersection of a cone by a plane parallel to its side. Standard equation: y2 = 4ax, where 2a is the distance between focus and directrix
[C16: via New Latin from Greek parabolē a setting alongside; see parable]

## pa•rab•o•la

(pəˈræb ə lə)

n., pl. -las.
a plane curve formed by the intersection of a right circular cone with a plane parallel to a generator of the cone; the set of points in a plane that are equidistant from a fixed line and a fixed point in the same plane or in a parallel plane. See also diag. at conic section.
[1570–80; < New Latin < Greek parabolḗ an application]
parabola
The parabola at left is formed by graphing the function y = x2.

## pa·rab·o·la

(pə-răb′ə-lə)
The curve formed by the set of points in a plane that are all equally distant from both a given line (called the directrix) and a given point (called the focus) that is not on the line.
ThesaurusAntonymsRelated WordsSynonymsLegend:
 Noun 1 parabola - a plane curve formed by the intersection of a right circular cone and a plane parallel to an element of the curveconic, conic section - (geometry) a curve generated by the intersection of a plane and a circular cone
Translations
parabola
paraabeli
parabola
parabola
parabel

[pəˈræbələ] N

## parabola

[pəˈræbələ] nparabole f (MATH)

## parabola

n (Math) → Parabel f

## parabola

[pəˈræbələ] nparabola (Mat)
References in periodicals archive ?
In his equally successful Parabolae sive similia (1514), on the other hand, Erasmus includes the Ulysses image among those parallels based on Plutarch's Moralia: "As Ulysses stopped his ears with wax, and so sailed safely past the Sirens, so should we pass by anything in an author that is attractive but obscene.
The Parabolae were a great success in Elizabethan England.
21) He repeats it, without giving any source, in the Parabolae.

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