Definify.com

Webster 1913 Edition


Aqueduct

Aq′ue-duct

,
Noun.
[F.
aqueduc
, OF.
aqueduct
(Cotgr.), fr. L.
aquaeductus
;
aquae
, gen. of
aqua
water +
ductus
a leading,
ducere
to lead. See
Aqua
,
Duke
.]
1.
A conductor, conduit, or artificial channel for conveying water, especially one for supplying large cities with water.
☞ The term is also applied to a structure (similar to the ancient aqueducts), for conveying a canal over a river or hollow; more properly called an aqueduct bridge.
2.
(Anat.)
A canal or passage;
as, the
aqueduct
of
Sylvius
, a channel connecting the third and fourth ventricles of the brain
.

Webster 1828 Edition


Aqueduct

AQ'UEDUCT

,
Noun.
[L. aqua, water, and ductus, a pipe or canal, from duco, to lead. See Duke.]
A structure made for conveying water from one place to another over uneven ground; either above or under the surface. It may be either a pipe or a channel. It may be constructed above ground of stone or wood; carried through hills by piercing them, and over valleys, by a structure supported by props or arches. some have been formed with three conduits on the same line, elevated one above another.