retinol: meaning, definition, pronunciation and examples
C1Technical, Scientific, Commercial (Skincare)
Quick answer
What does “retinol” mean?
A form of vitamin A (retinyl ester) found in animal products, and a common ingredient in skincare products used to treat signs of ageing and acne.
Audio
Pronunciation
Definition
Meaning and Definition
A form of vitamin A (retinyl ester) found in animal products, and a common ingredient in skincare products used to treat signs of ageing and acne.
In biochemistry, retinol is the animal form of vitamin A, an alcohol derivative which can be converted by the body into retinal (for vision) and retinoic acid (for gene regulation and skin health). In cosmetics and dermatology, 'retinol' refers to over-the-counter topical formulations containing this compound or its derivatives.
Dialectal Variation
British vs American Usage
Differences
No significant differences in meaning. Spelling is identical. The commercial skincare market uses the term identically.
Connotations
Identical connotations in both varieties: associated with science, skincare efficacy, and anti-ageing.
Frequency
Equally frequent in scientific and commercial skincare contexts in both regions.
Grammar
How to Use “retinol” in a Sentence
apply + [retinol] + (to skin)[retinol] + helps + reduce + (wrinkles/acne)contains + [retinol]be formulated with + [retinol]Vocabulary
Collocations
Examples
Examples of “retinol” in a Sentence
verb
British English
- You need to retinise the compound. (Very rare technical verb from 'retinoid')
American English
- The enzyme retinolates the binding protein. (Rare technical)
adjective
British English
- The retinol-based cream caused some flaking.
- It's a retinol derivative.
American English
- She uses a retinol serum every night.
- Look for retinol products in opaque packaging.
Usage
Meaning in Context
Business
Common in the cosmetics and skincare industry for marketing products and describing formulations.
Academic
Used in biochemistry, nutrition, dermatology, and pharmacology research papers.
Everyday
Most commonly used in conversations about skincare routines, product recommendations, and dermatologist advice.
Technical
Precise term in chemistry for all-trans-retinol (C20H30O); used in formulation science and clinical dermatology.
Watch out
Common Mistakes When Using “retinol”
- Pronouncing it /riːˈtaɪnɒl/ (like 'retina'). Misusing it interchangeably with 'Retin-A' (a branded prescription tretinoin). Overgeneralising to all vitamin A derivatives.
FAQ
Frequently Asked Questions
No. Retinol is a form of vitamin A available in over-the-counter products. Retin-A is a brand name for the prescription drug tretinoin (all-trans retinoic acid), which is stronger and works more directly.
It is not recommended, as retinol can degrade when exposed to sunlight, reducing its efficacy. Furthermore, it increases sun sensitivity. It is best used as part of a nighttime skincare routine.
Retinol is the pure, active alcohol form. Retinyl palmitate is an ester of retinol and palmitic acid; it is milder, more stable, but must be converted by skin enzymes into retinol first, making it less potent.
Retinol accelerates skin cell turnover. This process can initially lead to dryness, peeling, and redness—often called 'retinization'—as older layers shed more quickly. Starting with a low concentration and building frequency helps skin adapt.
A form of vitamin A (retinyl ester) found in animal products, and a common ingredient in skincare products used to treat signs of ageing and acne.
Retinol is usually technical, scientific, commercial (skincare) in register.
Retinol: in British English it is pronounced /ˈrɛtɪnɒl/, and in American English it is pronounced /ˈrɛtənɔːl/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “The gold standard (for anti-ageing)”
Learning
Memory Aids
Mnemonic
Think: RETINA + OL (alcohol). Retinol is vital for eye health (retina) and is chemically an alcohol ('ol' ending like 'ethanol').
Conceptual Metaphor
A KEY that unlocks cellular renewal. A COMMUNICATOR that tells skin cells to behave younger.
Practice
Quiz
What is the primary biological function of retinol in vision?