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dual meaning
EN
[djʊəl]
W
Dual
Dual may refer to:
Dual (mathematics), a notion of paired concepts that mirror one another
Dual (category theory), a formalization of mathematical duality
. . . see more cases in Category:Duality theories
Noun
PL
duals
SUF
-ual
Of an
item
that is
one of a
pair
, the
other
item
in the
pair
.
(geometry) Of a
regular
polyhedron
with V
vertices
and F
faces
, the
regular
polyhedron
having F
vertices
and V
faces
.
The octahedron is the
dual
of the cube.
(grammar)
dual number
The
grammatical
number
of a
noun
marking
two
of
something
(as in singular, dual, plural),
sometimes
referring
to
two
of
anything
(a couple of, exactly
two
of), or a
chirality
-
marked
pair
(as in left and right, as with gloves or shoes) or in some
languages
as a
discourse
marker, "between you and me".
A few
languages
display
trial
number.
(mathematics) Of a
vector
in an
inner
product
space
, the
linear
functional
corresponding
to
taking
the
inner
product with that
vector
. The
set
of all
duals
is a
vector
space
called
the
dual space
.
Adjective
Exhibiting
duality
;
characterized
by having
two
(usually equivalent)
components
.
Acting
as a
counterpart
.
Double
.
dual
-headed computer
(grammar)
Pertaining
to
grammatical
number
(as in
singular
and
plural
),
referring
to
two
of
something
,
such as
a
pair
of
shoes
, in the
context
of the
singular
,
plural
and in some
languages
,
trial
grammatical
number
.
Modern
Arabic
displays
a
dual number
, as did
Homeric
Greek.
(
linear
algebra)
Being
the
space
of all
linear
functionals
of (some other
space
).
(category theory)
Being
the dual of (some other category);
containing
the
same
objects
but with
domain
and
codomain
reversed
for all
functions
.
More Examples
Used in the Middle of Sentence
On the other hand, a formulation of dsRNA in bacteria can give
dual
benefits in terms of dsRNA synthesis and stability in a kind of bioformulation.
Meaning of
dual
for the defined word.
Grammatically, this word "dual" is an
adjective
, more specifically, an
uncomparable adjective
. It's also a
noun
, more specifically, a
countable noun
.
Part-of-Speech Hierarchy
Adjectives
Uncomparable adjectives
Nouns
Countable nouns
Difficultness: Level 4
1
2
3
4
5
6
7
8
9
10
Easy ➨ Difficult
Definiteness: Level 9
1
2
3
4
5
6
7
8
9
10
Definite ➨ Versatile
Related Links:
en
duality
en
dualism
en
dualistic
en
duals
en
dualie