tear duct

English Thesaurus

1. any of several small ducts that carry tears from the lacrimal glands (noun.body)

hypernym	:	canal, channel, duct, epithelial duct,
definition	:	a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance (noun.body)

part meronym	:	lacrimal apparatus,
definition	:	the structures that secrete and drain tears from the eye (noun.body)