Medical Dictionary

lacrimal sac

noun \-ˈsak\

Medical Definition of LACRIMAL SAC

:  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

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July 06, 2015
categorical Hear it
absolute or relating to a category
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