amyloid: meaning, definition, pronunciation and examples
LowScientific/Medical/Academic
Quick answer
What does “amyloid” mean?
A type of abnormal protein that forms fibrils, which can accumulate in tissues and organs.
Audio
Pronunciation
Definition
Meaning and Definition
A type of abnormal protein that forms fibrils, which can accumulate in tissues and organs.
Pertaining to or resembling starch (archaic chemical sense). In medicine and biology, it primarily refers to insoluble protein aggregates associated with diseases like Alzheimer's disease and systemic amyloidosis.
Dialectal Variation
British vs American Usage
Differences
No significant lexical or usage differences exist. Spelling and pronunciation are consistent.
Connotations
None beyond the scientific/medical context.
Frequency
Equally low and specialised in both varieties.
Grammar
How to Use “amyloid” in a Sentence
amyloid in [organ/tissue]amyloid composed of [protein name]amyloid associated with [disease]Vocabulary
Collocations
Examples
Examples of “amyloid” in a Sentence
adjective
British English
- The histology slide showed amyloid deposits.
- He has an amyloid cardiomyopathy.
American English
- The patient was diagnosed with amyloid cardiomyopathy.
- Amyloid plaques are a hallmark of the disease.
Usage
Meaning in Context
Business
Not used.
Academic
Common in biomedical research, neuroscience, and pathology papers. Example: 'The study focuses on the mechanisms of amyloid-beta aggregation.'
Everyday
Very rare. May be encountered in patient information leaflets about Alzheimer's disease.
Technical
Core terminology in neurology, cardiology, and histopathology. Example: 'The biopsy confirmed transthyretin amyloid in the myocardium.'
Vocabulary
Synonyms of “amyloid”
Strong
Neutral
Weak
Vocabulary
Antonyms of “amyloid”
Watch out
Common Mistakes When Using “amyloid”
- Mispronouncing as /eɪˈmaɪlɔɪd/ (correct first vowel is /æ/).
- Using 'amyloid' as a general term for any deposit (it is specific).
- Confusing it with 'amylase'.
FAQ
Frequently Asked Questions
In current understanding, yes. While some normal proteins may have amyloid-like properties, 'amyloid' in clinical contexts refers to pathological aggregates that disrupt tissue function.
Yes. Systemic amyloidosis can affect the heart, kidneys, liver, nerves, and gastrointestinal tract, often with severe consequences.
'Amyloid' refers to the specific protein material itself. 'Plaque' (e.g., senile plaque) is a larger structural lesion found in tissue, often composed of amyloid along with other cellular debris.
It is primarily used as a noun ('a build-up of amyloid') and as an adjective ('amyloid deposition'). It is not used as a verb.
A type of abnormal protein that forms fibrils, which can accumulate in tissues and organs.
Amyloid is usually scientific/medical/academic in register.
Amyloid: in British English it is pronounced /ˈæmɪlɔɪd/, and in American English it is pronounced /ˈæməˌlɔɪd/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “(None)”
Learning
Memory Aids
Mnemonic
Remember: AMYLOID = A-MY-LOID ("A protein that's my, but LOID [loaded/laid] down in tissues abnormally").
Conceptual Metaphor
Amyloid as a biological 'clog' or 'plaque'; as a 'misfolded' or 'toxic' substance.
Practice
Quiz
What is 'amyloid' in modern biomedical terminology?