What does lacrimal apparatus mean?

Definitions for lacrimal apparatus
lacrimal ap·pa·ra·tus

This dictionary definitions page includes all the possible meanings, example usage and translations of the word lacrimal apparatus.

Princeton's WordNet

  1. lacrimal apparatusnoun

    the structures that secrete and drain tears from the eye


  1. lacrimal apparatusnoun

    An ocular organ that maintains and produces moisture and tears


  1. lacrimal apparatus

    The lacrimal apparatus is the physiological system in the body that produces, distributes and drains tear fluid. It consists of the lacrimal gland, which produces tears; the lacrimal ducts, which transport the tears to the eye surface; and the lacrimal sac, together with the nasolacrimal duct, which drains the tears into the nasal cavity. This system helps maintain moisture in the eyes and protect them from irritants.


  1. Lacrimal apparatus

    The lacrimal apparatus is the physiologic system containing the orbital structures for tear production and drainage. It consists of: ⁕The lacrimal gland, which secretes the tears, and its excretory ducts, which convey the fluid to the surface of the eye; ⁕The lacrimal canaliculi, the lacrimal sac, and the nasolacrimal duct, by which the fluid is conveyed into the cavity of the nose, emptying anterioinferiorly to the inferior nasal conchae from the nasolacrimal duct. ⁕The nerve supply of lacrimal apparatus done by carotid plexus of nerves along artery internal and external sympathetically but parasympathetic from lacrimal nucleus of the facial nerve

U.S. National Library of Medicine

  1. Lacrimal Apparatus

    The tear-forming and tear-conducting system which includes the lacrimal glands, eyelid margins, conjunctival sac, and the tear drainage system.

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  1. Chaldean Numerology

    The numerical value of lacrimal apparatus in Chaldean Numerology is: 7

  2. Pythagorean Numerology

    The numerical value of lacrimal apparatus in Pythagorean Numerology is: 2


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"lacrimal apparatus." Definitions.net. STANDS4 LLC, 2024. Web. 25 May 2024. <https://www.definitions.net/definition/lacrimal+apparatus>.

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