cephalin: meaning, definition, pronunciation and examples
RareSpecialist/Term of Art
Quick answer
What does “cephalin” mean?
A phospholipid found especially in brain and nervous tissue.
Audio
Pronunciation
Definition
Meaning and Definition
A phospholipid found especially in brain and nervous tissue.
Historically used to refer to a class of phospholipids containing ethanolamine as the head group, now more precisely termed phosphatidylethanolamine. It is an essential component of biological membranes.
Dialectal Variation
British vs American Usage
Differences
No significant spelling or usage differences. The term is equally rare in both varieties.
Connotations
Historical, precise biochemical term.
Frequency
Virtually unused outside of specific historical or technical biochemical contexts in both varieties.
Grammar
How to Use “cephalin” in a Sentence
cephalin + from + source (e.g., cephalin from brain tissue)Vocabulary
Collocations
Examples
Examples of “cephalin” in a Sentence
adjective
British English
- cephalin content
- cephalin-cholesterol antigen
American English
- cephalin extract
- cephalin fractions
Usage
Meaning in Context
Academic
Used exclusively in historical or biochemical literature discussing membrane composition and lipid biochemistry.
Everyday
Not used.
Technical
A precise, historical term for a specific phospholipid class, relevant in biochemistry, neuroscience, and medical history.
Vocabulary
Synonyms of “cephalin”
Watch out
Common Mistakes When Using “cephalin”
- Spelling confusion: 'cephilin', 'cephaline', 'kephalin' (less common variant). Using it as a general term instead of the specific historical biochemical term.
FAQ
Frequently Asked Questions
Cephalin is an historical name for a class of phospholipids, primarily phosphatidylethanolamine, found abundantly in brain and nerve tissues.
No. In modern scientific literature, the more precise chemical name 'phosphatidylethanolamine' is used. 'Cephalin' is considered an archaic or historical term.
Both are historical classes of phospholipids. Lecithin referred to phosphatidylcholine, while cephalin referred to phosphatidylethanolamine and phosphatidylserine.
It derives from the Greek 'kephalē' meaning 'head', as it was first isolated and studied from brain (head) tissue.
A phospholipid found especially in brain and nervous tissue.
Cephalin is usually specialist/term of art in register.
Cephalin: in British English it is pronounced ˈsɛfəlɪn, and in American English it is pronounced ˈsɛfəlɪn. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think of 'CEPHALic' (relating to the head) and 'IN' the brain. Cephalin is a lipid found IN the head/brain.
Practice
Quiz
In which context would you most likely encounter the word 'cephalin' today?