lacrimal bone


lacrimal bone
noun
small fragile bone making up part of the front inner walls of each eye socket and providing room for the passage of the lacrimal ducts
Hypernyms: ↑bone, ↑os
Part Holonyms: ↑eye socket, ↑orbit, ↑cranial orbit, ↑orbital cavity

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noun
: a small thin bone making up part of the front inner wall of each orbit and giving passage to the lacrimal duct

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Anat.
a small, thin, membrane bone forming the front part of the inner wall of each orbit. Also called lacrimal.
[1850-55]

Useful english dictionary. 2012.