mucous membrane: meaning, definition, pronunciation and examples
LowTechnical / Medical / Academic
Quick answer
What does “mucous membrane” mean?
A thin layer of tissue lining body cavities and canals that connect to the outside, secreting mucus to protect and lubricate.
Audio
Pronunciation
Definition
Meaning and Definition
A thin layer of tissue lining body cavities and canals that connect to the outside, secreting mucus to protect and lubricate.
In extended use, the term refers broadly to any moist tissue layer functioning as a protective barrier in the body, such as those in the respiratory, digestive, and urogenital tracts.
Dialectal Variation
British vs American Usage
Differences
No significant differences in meaning or usage. Spelling of related terms may differ (e.g., 'mucosa' is the technical Latin term used equally).
Connotations
Neutral medical/biological term in both varieties.
Frequency
Used with identical frequency in medical and biological contexts.
Grammar
How to Use “mucous membrane” in a Sentence
The [noun] lines/irritates/protects the mucous membrane.Mucous membrane of the [body part] is [adjective].Vocabulary
Collocations
Examples
Examples of “mucous membrane” in a Sentence
adjective
British English
- The mucosal lining was examined.
- Mucous membrane involvement was noted.
American English
- The mucosal lining was examined.
- Mucous membrane involvement was noted.
Usage
Meaning in Context
Business
Rare, except in pharmaceutical or medical device industries.
Academic
Common in biology, medicine, anatomy, and physiology texts.
Everyday
Uncommon; may be used when discussing health issues like colds or allergies.
Technical
Standard term in medical diagnostics, research, and clinical descriptions.
Watch out
Common Mistakes When Using “mucous membrane”
- Misspelling as 'mucus membrane' (using the noun as an adjective).
- Pronouncing 'mucous' with a hard 'c' (/k/ instead of /s/) at the end.
FAQ
Frequently Asked Questions
'Mucus' is a noun referring to the slimy substance. 'Mucous' is an adjective describing something that produces or contains mucus, like a membrane.
They line cavities open to the exterior: respiratory tract (nose, bronchi), digestive tract (mouth to anus), and urogenital tract.
No. Skin is a dry, keratinized outer layer. Mucous membranes are moist, internal linings that secrete mucus.
Yes, they are common sites for infections (e.g., common cold, gastritis, conjunctivitis) because they are exposed to the environment.
A thin layer of tissue lining body cavities and canals that connect to the outside, secreting mucus to protect and lubricate.
Mucous membrane is usually technical / medical / academic in register.
Mucous membrane: in British English it is pronounced /ˌmjuː.kəs ˈmem.breɪn/, and in American English it is pronounced /ˌmjuː.kəs ˈmem.breɪn/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think: 'MUCOUS' has an 'O' like 'goo' for the slimy mucus it produces. 'MEMBRANE' sounds like 'membrane'—a thin layer.
Conceptual Metaphor
A protective, living wallpaper that weeps lubricant.
Practice
Quiz
What is the primary function of a mucous membrane?