topical anaesthetic
Học thuậtThân thiện
A dentist applies a topical anaesthetic to a patient's gum before a procedure.
Definition
- Noun:
- A local anesthetic applied to a specific area of the body's surface: A "topical anaesthetic" is a substance that causes loss of sensation in a particular, localized area of skin or mucous membrane when applied directly to that surface. It is used to numb the area for minor procedures or to relieve pain.
Usage Examples
- Noun:
- The dentist applied a topical anaesthetic to my gums before the injection.
- A topical anaesthetic cream can reduce discomfort during laser hair removal.
Advanced Usage
- Medical Context: The term is primarily used in clinical and pharmaceutical settings. It describes the method of administration (topical, meaning on the surface) and the effect (anaesthetic, meaning loss of sensation).
- The efficacy of a topical anaesthetic depends on its formulation and the thickness of the skin.
Variants and Related Words
- Topical anesthetic: The American English spelling, with a 'z' in "anesthetic".
- Local anesthetic: A broader category that includes topical anaesthetics as well as injectable forms that numb a specific area.
- Surface anesthetic: A less common synonym emphasizing the site of application.
Synonyms
- Local topical anesthetic: Emphasizes both the localized effect and the method of application.
- Numbsing agent/cream: A more general, descriptive term.
Related Phrases
- Topical application: The method of putting a substance directly onto a body surface.
- Anaesthetic effect: The resulting loss of sensation.
A dentist applies a topical anaesthetic to a patient's gum before a procedure.
Noun
- anesthetic that numbs a particular area of the body