rectilineal
a . 直线的,哥特式建筑的
直线的,哥特式建筑的
rectilineal adj 1 :
characterized by a straight line or lines ; "
rectilinear patterns in wallpaper "; "
the rectilinear propagation of light " [
synonym : {
rectilinear }, {
rectilineal }]
Rectilineal \
Rec `
ti *
lin "
e *
al \ (-
l ?
n "?*
al ),
Rectilinear \
Rec `
ti *
lin "
e *
ar \ (-
l ?
n "?*?
r ),
a . [
Recti -
lineal ,
linear .]
Straight ;
consisting of a straight line or lines ;
bounded by straight lines ;
as ,
a rectineal angle ;
a rectilinear figure or course . -- {
Rec `
ti *
lin "
e *
al *
ly },
adv . --
{
Rec `
ti *
lin "
e *
ar *
ly },
adv .
[
1913 Webster ]
Angle \
An "
gle \ ([
a ^][
ng ]"
g '
l ),
n . [
F .
angle ,
L .
angulus angle ,
corner ;
akin to uncus hook ,
Gr . '
agky `
los bent ,
crooked ,
angular , '
a `
gkos a bend or hollow ,
AS .
angel hook ,
fish -
hook ,
G .
angel ,
and F .
anchor .]
1 .
The inclosed space near the point where two lines meet ;
a corner ;
a nook .
[
1913 Webster ]
Into the utmost angle of the world . --
Spenser .
[
1913 Webster ]
To search the tenderest angles of the heart .
--
Milton .
[
1913 Webster ]
2 . (
Geom .)
(
a )
The figure made by .
two lines which meet .
(
b )
The difference of direction of two lines .
In the lines meet ,
the point of meeting is the vertex of the angle .
[
1913 Webster ]
3 .
A projecting or sharp corner ;
an angular fragment .
[
1913 Webster ]
Though but an angle reached him of the stone .
--
Dryden .
[
1913 Webster ]
4 . (
Astrol .)
A name given to four of the twelve astrological "
houses ." [
Obs .] --
Chaucer .
[
1913 Webster ]
5 . [
AS .
angel .]
A fishhook ;
tackle for catching fish ,
consisting of a line ,
hook ,
and bait ,
with or without a rod .
[
1913 Webster ]
Give me mine angle :
we '
ll to the river there .
--
Shak .
[
1913 Webster ]
A fisher next his trembling angle bears . --
Pope .
[
1913 Webster ]
{
Acute angle },
one less than a right angle ,
or less than 90 [
deg ].
{
Adjacent }
or {
Contiguous angles },
such as have one leg common to both angles .
{
Alternate angles }.
See {
Alternate }.
{
Angle bar }.
(
a ) (
Carp .)
An upright bar at the angle where two faces of a polygonal or bay window meet . --
Knight .
(
b ) (
Mach .)
Same as {
Angle iron }.
{
Angle bead } (
Arch .),
a bead worked on or fixed to the angle of any architectural work ,
esp .
for protecting an angle of a wall .
{
Angle brace }, {
Angle tie } (
Carp .),
a brace across an interior angle of a wooden frame ,
forming the hypothenuse and securing the two side pieces together . --
Knight .
{
Angle iron } (
Mach .),
a rolled bar or plate of iron having one or more angles ,
used for forming the corners ,
or connecting or sustaining the sides of an iron structure to which it is riveted .
{
Angle leaf } (
Arch .),
a detail in the form of a leaf ,
more or less conventionalized ,
used to decorate and sometimes to strengthen an angle .
{
Angle meter },
an instrument for measuring angles ,
esp .
for ascertaining the dip of strata .
{
Angle shaft } (
Arch .),
an enriched angle bead ,
often having a capital or base ,
or both .
{
Curvilineal angle },
one formed by two curved lines .
{
External angles },
angles formed by the sides of any right -
lined figure ,
when the sides are produced or lengthened .
{
Facial angle }.
See under {
Facial }.
{
Internal angles },
those which are within any right -
lined figure .
{
Mixtilineal angle },
one formed by a right line with a curved line .
{
Oblique angle },
one acute or obtuse ,
in opposition to a right angle .
{
Obtuse angle },
one greater than a right angle ,
or more than 90 [
deg ].
{
Optic angle }.
See under {
Optic }.
{
Rectilineal }
or {
Right -
lined angle },
one formed by two right lines .
{
Right angle },
one formed by a right line falling on another perpendicularly ,
or an angle of 90 [
deg ] (
measured by a quarter circle ).
{
Solid angle },
the figure formed by the meeting of three or more plane angles at one point .
{
Spherical angle },
one made by the meeting of two arcs of great circles ,
which mutually cut one another on the surface of a globe or sphere .
{
Visual angle },
the angle formed by two rays of light ,
or two straight lines drawn from the extreme points of an object to the center of the eye .
{
For Angles of commutation }, {
draught }, {
incidence },
{
reflection }, {
refraction }, {
position }, {
repose }, {
fraction },
see {
Commutation }, {
Draught }, {
Incidence }, {
Reflection },
{
Refraction },
etc .
[
1913 Webster ]
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