oval 音标拼音: ['ovəl]
n . 椭圆形
a . 卵形的,椭圆形的
椭圆形卵形的,椭圆形的
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 }]
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 ]
55 Moby Thesaurus words for "
oval ":
archery ground ,
athletic field ,
badminton court ,
baseball field ,
basketball court ,
billiard parlor ,
bowling alley ,
bowling green ,
course ,
court ,
cricket ground ,
croquet ground ,
croquet lawn ,
diamond ,
egg -
shaped ,
ellipse ,
ellipsoidal ,
elliptic ,
elliptical ,
fairway ,
field ,
football field ,
glaciarium ,
golf course ,
golf links ,
gridiron ,
gym ,
gymnasium ,
ice rink ,
infield ,
links ,
obovate ,
obovoid ,
outfield ,
ovate ,
oviform ,
ovoid ,
ovule ,
playground ,
playing field ,
playroom ,
polo ground ,
pool hall ,
poolroom ,
putting green ,
racecourse ,
racket court ,
rink ,
skating rink ,
soccer field ,
squash court ,
stretch ,
tennis court ,
track ,
turf
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Oval - Wikipedia Tyler Perry sued by actor on ‘The Oval’ for sexual assault and . . .