nasolacrimal duct


noun Anatomy.

a membranous canal extending from the lacrimal sac to the nasal cavity, through which tears are discharged into the nose.

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Medical definitions for nasolacrimal duct

nasolacrimal duct

n.

The passage leading downward from the lacrimal sac on each side of the nose, through which tears are conducted into the nasal cavity.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.