linolenic acid: meaning, definition, pronunciation and examples
LowScientific/Technical
Quick answer
What does “linolenic acid” mean?
An essential polyunsaturated omega-3 fatty acid found in many plant oils, necessary for human health.
Audio
Pronunciation
Definition
Meaning and Definition
An essential polyunsaturated omega-3 fatty acid found in many plant oils, necessary for human health.
A carboxylic acid with 18 carbon atoms and three cis double bonds, a precursor for anti-inflammatory eicosanoids and a crucial structural component in cell membranes.
Dialectal Variation
British vs American Usage
Differences
No significant lexical differences. Chemical nomenclature is international.
Connotations
Identical technical connotations in nutrition, biochemistry, and food science.
Frequency
Frequency is identically low and confined to technical fields in both regions.
Grammar
How to Use “linolenic acid” in a Sentence
[to be] high/low in linolenic acidLinolenic acid [is found/present] in XX is a source of linolenic acidThe conversion of linolenic acid to EPAVocabulary
Collocations
Examples
Examples of “linolenic acid” in a Sentence
adjective
British English
- The linolenic acid content varies.
- A linolenic-acid-rich oil.
American English
- The linolenic acid content varies.
- A linolenic-acid-rich oil.
Usage
Meaning in Context
Business
Used in marketing for health foods, supplements, and cosmetics ('rich in omega-3 linolenic acid').
Academic
Central term in papers on lipid biochemistry, human nutrition, and food science.
Everyday
Very rare. May appear on food labels or in health advice articles.
Technical
Precise term in chemical formulations, nutritional analysis, and dietary guidelines.
Vocabulary
Synonyms of “linolenic acid”
Strong
Neutral
Weak
Vocabulary
Antonyms of “linolenic acid”
Watch out
Common Mistakes When Using “linolenic acid”
- Pronouncing it as /laɪˈnəʊlənɪk/.
- Misspelling as 'linoleic acid'.
- Using it as a countable noun (e.g., 'a linolenic acid').
FAQ
Frequently Asked Questions
Linoleic acid is an omega-6 fatty acid with two double bonds, while linolenic acid (ALA) is an omega-3 with three double bonds. Both are essential but have different metabolic roles.
No, alpha-linolenic acid (ALA) is an essential fatty acid, meaning it must be obtained from the diet.
Flaxseeds/flaxseed oil, chia seeds, walnuts, hemp seeds, and canola oil are rich plant sources.
It is a precursor for longer-chain omega-3s (EPA and DHA), supports cell membrane structure, and has anti-inflammatory properties.
An essential polyunsaturated omega-3 fatty acid found in many plant oils, necessary for human health.
Linolenic acid is usually scientific/technical in register.
Linolenic acid: in British English it is pronounced /ˌlɪnə(ʊ)ˈlɛnɪk ˈasɪd/, and in American English it is pronounced /ˌlɪnəˈlɛnɪk ˈæsɪd/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “None”
Learning
Memory Aids
Mnemonic
LINen (flax) + OIL + ENIC (like 'genic') – the acid from flax oil.
Conceptual Metaphor
BUILDING BLOCK (for cell membranes and signalling molecules).
Practice
Quiz
Linolenic acid is best classified as which type of fatty acid?