lacrimal duct

noun
any of several small ducts that carry tears from the lacrimal glands
Syn: ↑lachrymal duct, ↑tear duct
Hypernyms: ↑duct, ↑epithelial duct, ↑canal, ↑channel
Part Holonyms: ↑lacrimal apparatus

* * *

noun
1. : a short canal leading from a minute orifice on a small elevation at the medial angle of each eyelid
2. : any of several small ducts leading from the lacrimal gland to the lateral angle of the eye

* * *

Anat.
either of two small ducts extending from the inner corner of each eyelid to the lacrimal sac.
[1790-1800]

Useful english dictionary. 2012.

Look at other dictionaries:

  • lacrimal duct — n 1) a short canal leading from a minute orifice on a small elevation at the medial angle of each eyelid to the lacrimal sac called also lacrimal canal, lacrimal canaliculus 2) any of several small ducts that carry tears from the lacrimal gland… …   Medical dictionary

  • lacrimal duct — Anat. either of two small ducts extending from the inner corner of each eyelid to the lacrimal sac. [1790 1800] * * * …   Universalium

  • lacrimal duct atresia — blockage of a lacrimal duct, as in congenital imperforation or with scar tissue …   Medical dictionary

  • Congenital lacrimal duct obstruction — Classification and external resources ICD 10 Q10.5 ICD 9 743.65 …   Wikipedia

  • lacrimal canaliculus — n LACRIMAL DUCT (1) * * * canaliculus lacrimalis [TA] the short passage in an eyelid, beginning at the punctum, that leads from the lacrimal lake to the lacrimal sac; called also lacrimal duct …   Medical dictionary

  • lacrimal canal — n LACRIMAL DUCT (1) * * * canalis nasolacrimalis …   Medical dictionary

  • lacrimal punctum — lacrimal punc·tum pəŋk təm n the opening of either the upper or the lower lacrimal duct at the inner canthus of the eye …   Medical dictionary

  • lacrimal apparatus — noun the structures that secrete and drain tears from the eye • Hypernyms: ↑structure, ↑anatomical structure, ↑complex body part, ↑bodily structure, ↑body structure • Part Holonyms: ↑eye, ↑oculus, ↑ …   Useful english dictionary

  • Lacrimal papilla — Infobox Anatomy Name = PAGENAME Latin = papilla lacrimalis GraySubject = 227 GrayPage = 1025 Caption = Front of left eye with eyelids separated to show medial canthus. (Lacrimal papilla not labeled, but region visible.) Caption2 = System =… …   Wikipedia

  • 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 * * * …   Useful english dictionary

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