polyphenol: meaning, definition, pronunciation and examples
C1Technical, Scientific, Nutritional
Quick answer
What does “polyphenol” mean?
A class of naturally occurring chemical compounds characterized by multiple phenol units in their molecular structure, found abundantly in plants.
Audio
Pronunciation
Definition
Meaning and Definition
A class of naturally occurring chemical compounds characterized by multiple phenol units in their molecular structure, found abundantly in plants.
Any of various antioxidant compounds found in plant foods like tea, red wine, chocolate, and certain fruits and vegetables, believed to have health benefits.
Dialectal Variation
British vs American Usage
Differences
No significant differences in meaning or usage. Spelling is consistent.
Connotations
In both varieties, it carries strong connotations of health, nutrition, and science. In popular media, it is often linked to 'superfoods'.
Frequency
Slightly more frequent in UK health and food marketing due to stricter EU-origin health claim regulations historically, but the difference is marginal.
Grammar
How to Use “polyphenol” in a Sentence
[Noun] is high/rich in polyphenol(s).Polyphenol(s) [verb] from [source].The polyphenol content of [noun].Vocabulary
Collocations
Examples
Examples of “polyphenol” in a Sentence
verb
British English
- [No standard verb form. Technical derivation 'polyphenolize' is extremely rare.]
American English
- [No standard verb form.]
adverb
British English
- [No standard adverb form.]
American English
- [No standard adverb form.]
adjective
British English
- polyphenolic
- The researchers studied the polyphenolic profile of British black tea.
American English
- polyphenolic
- They measured the polyphenolic activity in Californian red wine.
Usage
Meaning in Context
Business
Used in marketing for health foods, supplements, and cosmetics (e.g., 'polyphenol-enriched skincare').
Academic
Core term in biochemistry, food science, pharmacology, and nutritional studies.
Everyday
Used by health-conscious consumers, often in contexts discussing diet, tea, wine, or dark chocolate.
Technical
Precise term in analytical chemistry for describing specific molecular structures and their properties.
Vocabulary
Synonyms of “polyphenol”
Strong
Neutral
Vocabulary
Antonyms of “polyphenol”
Watch out
Common Mistakes When Using “polyphenol”
- Mispronouncing as 'polly-fee-nole'. Stress is on the third syllable: 'pol-y-FEE-nol'.
- Using as a plural only (e.g., 'polyphenols are...') when it can also be singular/uncountable (e.g., 'polyphenol is...').
- Confusing with 'polypeptide' (a chain of amino acids).
FAQ
Frequently Asked Questions
Not exactly. Polyphenols are a large class of compounds, many of which have antioxidant properties. 'Antioxidant' is a broader functional term, while 'polyphenol' describes a specific chemical structure.
Common sources include berries, tea (especially green tea), coffee, dark chocolate, red wine, nuts, olives, and many spices and herbs.
It can be both. It is uncountable when referring to the general class or content (e.g., 'high in polyphenol'). It is countable when referring to specific, distinct types (e.g., 'several polyphenols were identified').
Research focuses on their potential health benefits, which may include reducing inflammation, lowering the risk of heart disease, and protecting against certain cancers, though many effects are still being studied.
A class of naturally occurring chemical compounds characterized by multiple phenol units in their molecular structure, found abundantly in plants.
Polyphenol is usually technical, scientific, nutritional in register.
Polyphenol: in British English it is pronounced /ˌpɒl.iˈfiː.nɒl/, and in American English it is pronounced /ˌpɑː.liˈfiː.nɑːl/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “[No common idioms. The word is technical.]”
Learning
Memory Aids
Mnemonic
Think of a POLYgon made of many PHENOL rings. 'Poly' = many, 'phenol' = the chemical building block.
Conceptual Metaphor
PLANT'S DEFENCE SHIELD / NATURE'S ANTIOXIDANT FACTORY
Practice
Quiz
In which field is the term 'polyphenol' LEAST likely to be used professionally?