gliadin: meaning, definition, pronunciation and examples
C2Technical / Scientific
Quick answer
What does “gliadin” mean?
A simple protein found in wheat and other cereal grains.
Audio
Pronunciation
Definition
Meaning and Definition
A simple protein found in wheat and other cereal grains.
Any of the proteins that are part of the gluten fraction of wheat, rye, and barley flour; specifically, the alcohol-soluble fraction of gluten that is one of the components responsible for triggering coeliac disease.
Dialectal Variation
British vs American Usage
Differences
No significant lexical or grammatical differences. The main difference lies in the preferred local spelling of related terms like 'coeliac' (UK) vs. 'celiac' (US).
Connotations
Identical scientific connotations.
Frequency
Equally low frequency in both varieties, confined to specialist fields.
Grammar
How to Use “gliadin” in a Sentence
The gliadin in [FOOD SOURCE] causes [REACTION].Patients react to the gliadin found in [GRAIN].Vocabulary
Collocations
Examples
Examples of “gliadin” in a Sentence
adjective
British English
- The gliadin fraction was isolated.
- Gliadin-specific antibodies were detected.
American English
- The gliadin component triggers the immune response.
- Gliadin peptides are studied extensively.
Usage
Meaning in Context
Business
Rare; might appear in regulatory discussions of food labelling for allergens.
Academic
Common in biochemistry, gastroenterology, and nutritional science journals and textbooks.
Everyday
Virtually never used in everyday conversation.
Technical
Core term in food science, medical diagnostics for coeliac disease, and gluten-free product development.
Vocabulary
Synonyms of “gliadin”
Neutral
Weak
Vocabulary
Antonyms of “gliadin”
Watch out
Common Mistakes When Using “gliadin”
- Misspelling as 'gliden', 'gleadin', or 'gladian'.
- Confusing it with 'glutenin' (the other main component of gluten).
FAQ
Frequently Asked Questions
No, gliadin is one of the two main protein groups that make up gluten, the other being glutenin.
Gliadin is found in wheat, rye, barley, and cross-contaminated oats. It is not present in pure maize, rice, or quinoa.
It's not a typical allergy like to peanuts. Sensitivity to gliadin in coeliac disease is an autoimmune disorder, and in non-coeliac gluten sensitivity, it is a less well-defined immune-mediated condition.
Gliadin contains high levels of the amino acids proline and glutamine, making it resistant to complete breakdown by human digestive enzymes, leading to longer peptide fragments that can trigger immune reactions.
A simple protein found in wheat and other cereal grains.
Gliadin is usually technical / scientific in register.
Gliadin: in British English it is pronounced /ˈɡlaɪ.ə.dɪn/, and in American English it is pronounced /ˈɡlaɪ.ə.dɪn/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think: 'GLIAdin is the GLIadin in GLIuten that makes some people feel ILL.'
Practice
Quiz
What is gliadin primarily associated with?