Retinoid - Meaning, Definition & English Examples
A retinoid is a type of chemical compound derived from vitamin A, commonly used in skincare to treat acne and reduce wrinkles by promoting skin cell renewal.
Definition:
A compound related to vitamin A, used in skincare and treating skin conditions.
Synonyms:
retinol, tretinoin, isotretinoin
Part of Speech:
noun
Antonyms:
non-retinoid, placebo (context-dependent)
Common Collocations:
retinoid cream, retinoid treatment, topical retinoid
Derivatives:
retinoidal, retinoid-like
Usage Tips:
Use retinoids at night and apply sunscreen daily to avoid skin sensitivity.
Common Phrases:
retinoid therapy, retinoid regimen, prescription retinoid
Etymology:
Derived from "retinol" (vitamin A) + "-oid" (resembling), first used in the 20th century.
Examples:
- 1. She uses a retinoid cream for clearer skin.
- 2. Retinoids can help reduce acne and wrinkles effectively.
- 3. Avoid sunlight after applying retinoids to prevent irritation.
- 4. The dermatologist prescribed a strong retinoid treatment.