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Noun
lacrimal sac
tear sac
dacryocyst
Definition: either of the two dilated ends of the lacrimal ducts at the nasal ends of the eyes that fill with tears secreted by the lacrimal glands
Definition: The upper dilated end of the nasolacrimal duct that is situated in a groove formed by the lacrimal bone and the frontal process of the maxilla and receives the lacrimal canaliculi.