aqueduct


aqueduct
aqueduct [ak′wə dukt΄]
n.
[L aquaeductus < aquae, gen. of aqua, water + ductus: see DUCT]
1. a large pipe or conduit made for bringing water from a distant source
2. a bridgelike structure for carrying a water conduit or canal across a river or valley
3. Anat. a passage or canal

English World dictionary. . 2014.