: the dilated oval upper end of the nasolacrimal duct that is situated in a groove formed by the lacrimal bone and the frontal process of the maxilla, is closed at its upper end, and receives the lacrimal ducts
Dictionary Entries Near lacrimal sac
Cite this Entry
“Lacrimal sac.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/lacrimal%20sac. Accessed 5 Nov. 2024.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share