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Webster 1913 Edition

Parabola

Pa-rab′o-la

,
Noun.
;
pl.
Parabolas
(#)
.
[NL., fr. Gr. [GREEK]; – so called because its axis is parallel to the side of the cone. See
Parable
, and cf.
Parabole
.]
(Geom.)
(a)
A kind of curve; one of the conic sections formed by the intersection of the surface of a cone with a plane parallel to one of its sides. It is a curve, any point of which is equally distant from a fixed point, called the focus, and a fixed straight line, called the directrix. See
Focus
.
(b)
One of a group of curves defined by the equation
y = ax
n
where n is a positive whole number or a positive fraction. For the
cubical parabola
n = 3; for the
semicubical parabola
n = 3⁄2. See under
Cubical
, and
Semicubical
. The parabolas have infinite branches, but no rectilineal asymptotes.

Webster 1828 Edition

Parabola

PARAB'OLA

,
Noun.
[L. See Parable.] A conic section arising from cutting a cone by a plane parallel to one of its sides, or parallel to a plane that touches one of its sides.

Definition 2024

parábola

parábola

See also: parabola, paràbola, and parabolă

Galician

Noun

parábola f ‎(plural parábolas)

  1. parabola
  2. parable

Portuguese

Etymology

Borrowed from Late Latin parabola, from Ancient Greek παραβολή ‎(parabolḗ). Compare palavra.

Noun

parábola f (plural parábolas)

  1. parable.
  2. parabola.

Related terms

Spanish

Etymology

Borrowed from Late Latin parabola, from Ancient Greek παραβολή ‎(parabolḗ). Compare palabra.

Pronunciation

  • IPA(key): /paˈɾaβola/

Noun

parábola f ‎(plural parábolas)

  1. parabola
  2. parable

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