3 definitions found
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Quadrilateral \Quad`ri*lat"er*al\, a. [L. quadrilaterus: cf F.
quadrilat[`e]re, quadrilat['e]ral. See {Quadri-} and
{Lateral}.]
Having four sides, and consequently four angles;
quadrangular.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Quadrilateral \Quad`ri*lat"er*al\, n.
1. (Geom.) A plane figure having four sides, and consequently
four angles; a quadrangular figure; any figure formed by
four lines.
2. An area defended by four fortresses supporting each other
as the Venetian quadrilateral, comprising Mantua,
Peschiera Verona, and Legnano
{Complete quadrilateral} (Geom.), the figure made up of the
six straight lines that can be drawn through four points,
A, B, C, I, the lines being supposed to be produced
indefinitely.
From WordNet r 1.6 [wn]:
quadrilateral
adj : having four sides [syn: {four-sided}]
n : a four-sided polygon [syn: {quadrangle}, {tetragon}]
more about quadrilateral
browse words by letter
a
b
c
d
e
f
g
h
i
j
k
l
m
n
o
p
q
r
s
t
u
v
w
x
y
z
or search
thesauri
dictionary
search words
|
Lake Atitlan, Guatemala
|
