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oval    : ['ovəl]
Oval \O"val\, n.
A body or figure in the shape of an egg, or popularly, of an
ellipse.
[1913 Webster]

{Cassinian oval} (Geom.), the locus of a point the product of
whose distances from two fixed points is constant; -- so
called from Cassini, who first investigated the curve.
Thus, in the diagram, if P moves so that P A.P B is
constant, the point P describes a Cassinian oval. The
locus may consist of a single closed line, as shown by the
dotted line, or of two equal ovals about the points A and
B.
[1913 Webster]
[1913 Webster] Ovalbumin


Oval \O"val\, a. [F. ovale, fr. L. ovum egg. Cf. {Egg}, {Ovum}.]
1. Of or pertaining to eggs; done in the egg, or inception;
as, oval conceptions. [Obs.]
[1913 Webster]

2. Having the figure of an egg; oblong and curvilinear, with
one end broader than the other, or with both ends of about
the same breadth; in popular usage, elliptical.
[1913 Webster]

3. (Bot.) Broadly elliptical.
[1913 Webster]

{Oval chuck} (Mech.), a lathe chuck so constructed that work
attached to it, and cut by the turning tool in the usual
manner, becomes of an oval form.
[1913 Webster]

oval
adj 1: rounded like an egg [synonym: {egg-shaped}, {elliptic},
{elliptical}, {oval}, {oval-shaped}, {ovate}, {oviform},
{ovoid}, {prolate}]
n 1: a closed plane curve resulting from the intersection of a
circular cone and a plane cutting completely through it;
"the sums of the distances from the foci to any point on an
ellipse is constant" [synonym: {ellipse}, {oval}]



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English Dictionary  2005-2009

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