triangle 音标拼音: [tr'ɑɪ
, æŋgəl]
n . 三角形,三人一组,三角关系
三角形,三人一组,三角关系
triangle n 1 :
a three -
sided polygon [
synonym : {
triangle }, {
trigon },
{
trilateral }]
2 :
something approximating the shape of a triangle ; "
the coastline of Chile and Argentina and Brazil forms two legs of a triangle "
3 :
a small northern constellation near Perseus between Andromeda and Aries [
synonym : {
Triangulum }, {
Triangle }]
4 :
any of various triangular drafting instruments used to draw straight lines at specified angles 5 :
a percussion instrument consisting of a metal bar bent in the shape of an open triangle Triangle \
Tri "
an `
gle \,
n . [
L .
triangulum ,
fr .
triangulus triangular ;
tri - (
see {
Tri -})
angulus angle :
cf .
F .
triangle .
See {
Angle }
a corner .]
1 . (
Geom .)
A figure bounded by three lines ,
and containing three angles .
[
1913 Webster ]
Note :
A triangle is either plane ,
spherical ,
or curvilinear ,
according as its sides are straight lines ,
or arcs of great circles of a sphere ,
or any curved lines whatever .
A plane triangle is designated as scalene ,
isosceles ,
or equilateral ,
according as it has no two sides equal ,
two sides equal ,
or all sides equal ;
and also as right -
angled ,
or oblique -
angled ,
according as it has one right angle ,
or none ;
and oblique -
angled triangle is either acute -
angled ,
or obtuse -
angled ,
according as all the angles are acute ,
or one of them obtuse .
The terms scalene ,
isosceles ,
equilateral ,
right -
angled ,
acute -
angled ,
and obtuse -
angled ,
are applied to spherical triangles in the same sense as to plane triangles .
[
1913 Webster ]
2 . (
Mus .)
An instrument of percussion ,
usually made of a rod of steel ,
bent into the form of a triangle ,
open at one angle ,
and sounded by being struck with a small metallic rod .
[
1913 Webster ]
3 .
A draughtsman '
s square in the form of a right -
angled triangle .
[
1913 Webster ]
4 . (
Mus .)
A kind of frame formed of three poles stuck in the ground and united at the top ,
to which soldiers were bound when undergoing corporal punishment , --
now disused .
[
1913 Webster ]
5 . (
Astron .)
(
a )
A small constellation situated between Aries and Andromeda .
(
b )
A small constellation near the South Pole ,
containing three bright stars .
[
1913 Webster ]
{
Triangle spider } (
Zool .),
a small American spider ({
Hyptiotes Americanus })
of the family {
Ciniflonidae },
living among the dead branches of evergreen trees .
It constructs a triangular web ,
or net ,
usually composed of four radii crossed by a double elastic fiber .
The spider holds the thread at the apex of the web and stretches it tight ,
but lets go and springs the net when an insect comes in contact with it .
[
1913 Webster ]
176 Moby Thesaurus words for "
triangle ":
Platonic body ,
T square ,
acute -
angled triangle ,
adulterous affair ,
adultery ,
affair ,
amour ,
battery ,
bell ,
bells ,
bones ,
branks ,
castanets ,
celesta ,
chime ,
chimes ,
church bell ,
clapper ,
clappers ,
clover ,
cowbell ,
crank ,
crash cymbal ,
cube ,
cuboid ,
cucking stool ,
cuckoldry ,
cusp ,
cymbals ,
decagon ,
deuce -
ace ,
dinner bell ,
dinner gong ,
dodecagon ,
dodecahedron ,
doorbell ,
ducking stool ,
entanglement ,
equilateral triangle ,
eternal triangle ,
finger cymbals ,
finger pillory ,
fire bell ,
flirtation ,
forbidden love ,
foursquare ,
gamelan ,
glockenspiel ,
gnomon ,
gong ,
gong bell ,
hand bell ,
handbells ,
hanky -
panky ,
heptagon ,
hexagon ,
hexahedron ,
hypercube ,
icosahedron ,
idiophone ,
illicit love ,
infidelity ,
intrigue ,
isosceles triangle ,
jingle bell ,
leash ,
liaison ,
love affair ,
lyra ,
maraca ,
marimba ,
metallophone ,
oblong ,
obtuse -
angled triangle ,
octagon ,
octahedron ,
orchestral bells ,
oxygon ,
parallelepiped ,
parallelogram ,
passing bell ,
pentagon ,
pentahedron ,
percussion ,
percussion instrument ,
percussions ,
percussive ,
pillory ,
polygon ,
polyhedron ,
prism ,
prismoid ,
pyramid ,
quadrangle ,
quadrant ,
quadrature ,
quadrilateral ,
rattle ,
rattlebones ,
rectangle ,
rhombohedron ,
rhomboid ,
rhombus ,
romance ,
romantic tie ,
rule ,
ruler ,
sacring bell ,
set of three ,
shamrock ,
sheepbell ,
sizzler ,
sleigh bell ,
snappers ,
square ,
stocks ,
straightedge ,
tam -
tam ,
telephone bell ,
tercet ,
ternary ,
ternion ,
terzetto ,
tetragon ,
tetragram ,
tetrahedron ,
three ,
threesome ,
tierce ,
tintinnabula ,
tintinnabulum ,
tongue ,
tonitruone ,
trapeze ,
trapezium ,
trapezoid ,
treadmill ,
trebuchet ,
trefoil ,
trey ,
triad ,
trialogue ,
triangles ,
tricorn ,
trident ,
triennium ,
trihedron ,
trilateral ,
trilogy ,
trimester ,
trine ,
trinity ,
trinomial ,
trio ,
triphthong ,
triple crown ,
triple threat ,
triplet ,
triplopy ,
tripod ,
triptych ,
trireme ,
triseme ,
triskelion ,
trisul ,
triumvirate ,
triunity ,
trivet ,
troika ,
tubular bells ,
unfaithfulness ,
vibes ,
vibraphone ,
whipping post ,
wooden horse ,
xylophone
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TRIANGL Swimwear | Bikinis, One Pieces Cover Ups Triangle - Wikipedia Triangle: Definition, Parts, Properties, Types, Formulas CTFS Triangle Mastercard Online Account Login Triangles - Equilateral, Isosceles and Scalene Triangle | Definition Facts | Britannica Triangles in Geometry - Definition, Shape, Types, Properties TRIANGLE Definition Meaning - Merriam-Webster Triangle - Types and properties - AllMath Triangle - Math. net