lachrymal secretion
Definition
- Noun:
- Tears; the clear, salty liquid produced by the tear glands: "lachrymal secretion" refers to the fluid secreted by the lacrimal glands to moisten, lubricate, and cleanse the surface of the eye.
Usage
- This is a formal, anatomical, or medical term for tears. It is used in scientific, medical, and technical contexts rather than in everyday conversation.
- It specifically denotes the physiological fluid, not the emotional act of crying, though the fluid is the same.
Examples
- Noun:
- The primary function of lachrymal secretion is to keep the cornea moist and free of dust.
- A blockage in the duct can prevent the normal drainage of lachrymal secretion.
- The chemical composition of lachrymal secretion includes water, salts, proteins, and lipids.
Advanced Usage
- "Basal lachrymal secretion": the continuous, low-level production of tears necessary for maintaining eye health and lubrication.
- Dry eye syndrome can result from insufficient basal lachrymal secretion.
- "Reflex lachrymal secretion": the increased production of tears in response to an irritant, such as dust or onion fumes.
- Chopping onions triggers a reflex lachrymal secretion.
Variants and Related Words
- Lacrimal fluid (n): a direct synonym for "lachrymal secretion," using the more common modern spelling "lacrimal."
- Tears (n): the common, everyday word for the same fluid, often associated with emotion.
- Lacrimation (n): the process or action of secreting tears.
Synonyms
- Tear fluid
- Lacrimal fluid
Related Phrases
- Lachrymal gland (n): the gland that produces the lachrymal secretion.
- Nasolacrimal duct (n): the duct that drains excess lachrymal secretion into the nasal cavity.
Noun
-
saline fluid secreted by lacrimal glands; lubricates the surface of the eyeball
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