ceruloplasmin: meaning, definition, pronunciation and examples
C2Technical / Medical
Quick answer
What does “ceruloplasmin” mean?
The primary copper-carrying protein in the bloodstream.
Audio
Pronunciation
Definition
Meaning and Definition
The primary copper-carrying protein in the bloodstream.
A copper-containing enzyme (ferroxidase) synthesised in the liver that transports more than 95% of the copper in blood plasma. It plays a crucial role in iron metabolism and antioxidant defence.
Dialectal Variation
British vs American Usage
Differences
No significant lexical or orthographic differences. Both use the same spelling and pronunciation.
Connotations
None; the term is purely technical.
Frequency
Extremely low frequency in both varieties, limited to specialised literature and clinical settings.
Grammar
How to Use “ceruloplasmin” in a Sentence
The patient has a {low/high/normal} ceruloplasmin level.A deficiency in ceruloplasmin is associated with {Wilson's disease}.The lab will {measure/test} ceruloplasmin.Vocabulary
Collocations
Usage
Meaning in Context
Business
Not used.
Academic
Used in biochemistry, medicine, and genetics research papers discussing copper metabolism or Wilson's disease.
Everyday
Virtually never used.
Technical
Common term in clinical pathology reports, medical diagnostics, and pharmacological research.
Vocabulary
Synonyms of “ceruloplasmin”
Neutral
Weak
Watch out
Common Mistakes When Using “ceruloplasmin”
- Mispronouncing it as 'ser-ulo-plasmin' (confusion with 'serum').
- Misspelling as 'ceruloplasmin' (missing the second 'o').
FAQ
Frequently Asked Questions
No, it also has ferroxidase activity, meaning it helps convert iron into a form that can be transported, linking it to iron metabolism.
Yes, in rare cases, especially in patients with inflammation (which raises ceruloplasmin), or in those with specific genetic variants that produce a dysfunctional protein.
No. It is a highly specialised term known primarily by healthcare professionals, scientists, and students in related fields.
It derives from the Latin 'caeruleus' meaning blue, referring to the blue colour of the purified protein due to its copper content.
The primary copper-carrying protein in the bloodstream.
Ceruloplasmin is usually technical / medical in register.
Ceruloplasmin: in British English it is pronounced /sɪˌruː.ləʊˈplæz.mɪn/, and in American English it is pronounced /səˌruː.loʊˈplæz.mɪn/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think: 'Cerulean' (blue) + 'plasma' + 'in' → A blue-ish copper protein found in blood plasma.
Conceptual Metaphor
A COPPER TRANSPORT TRUCK IN THE BLOODSTREAM.
Practice
Quiz
What is the primary function of ceruloplasmin?