a membranous canal extending from the lacrimal sac to the nasal cavity, through which tears are discharged into the nose.
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Words nearby nasolacrimal duct
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Medical definitions for nasolacrimal duct
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.