|
English to English noun
| 1 |
a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance |  | Example: the tear duct was obstructed the alimentary canal poison is released through a channel in the snake's fangs
source: wordnet30
| 2 |
a continuous tube formed by a row of elongated cells lacking intervening end walls |  | source: wordnet30
| 3 |
an enclosed conduit for a fluid |  | source: wordnet30
| 4 |
Any tube or canal by which a fluid or other substance is conducted or conveyed. |  | source: webster1913
|