canthus
/'kænθəs/
Definition
Noun: - The corner of the eye: The "canthus" is either of the two corners where the upper and lower eyelids meet. The inner corner is called the medial canthus, and the outer corner is called the lateral canthus.
Usage
- The word "canthus" is a specific anatomical term. It is primarily used in medical, biological, and scientific contexts to describe the structure of the eye.
- It is a countable noun. The plural form is "canthi" (/ˈkænθaɪ/).
Examples
- Noun:
- The ophthalmologist noted a slight redness at the medial canthus of the patient's left eye.
- In some species, the lateral canthus is more pronounced than in humans.
Advanced Usage
- "Medial canthus": Refers specifically to the inner corner of the eye, closer to the nose.
- "Lateral canthus": Refers specifically to the outer corner of the eye, closer to the temple.
- The term is often used in descriptions of surgery (e.g., canthoplasty), injuries, or medical conditions affecting the eye area.
Variants and Related Words
- Canthal (adj): Pertaining to a canthus.
- The patient had canthal webbing.
- Epicanthus (n): A vertical fold of skin over the medial canthus, common in some ethnic groups.
Synonyms
- Corner of the eye: A common, non-technical phrase.
- Angle of the eye: A descriptive synonym sometimes used in layman's terms.
Notes
- There are no common idioms or phrasal verbs associated with this highly technical term.
- It is important to distinguish "canthus" from the eyeball itself or the eyelids; it refers specifically to the junction point.
Noun
-
either of the corners of the eye where the upper and lower eyelids meet
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