permeate
C1formal / academic
Definition
Meaning
to spread through something, to pass or diffuse into every part of something.
To become widely present throughout something, often referring to ideas, feelings, or physical substances.
Linguistics
Semantic Notes
Often used with abstract concepts (e.g., 'feeling,' 'ideology') or with substances (e.g., 'liquid,' 'smell'). Implies a thorough, often passive or gradual, spreading throughout a medium.
Dialectal Variation
British vs American Usage
Differences
No significant differences in meaning or usage.
Connotations
Both varieties use it with similar abstract and concrete senses.
Frequency
Slightly more common in written academic contexts in both varieties.
Vocabulary
Collocations
Grammar
Valency Patterns
[NP] permeates [NP] (e.g., The smell permeated the house).[NP] is permeated by/with [NP] (e.g., The speech was permeated with optimism).Vocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “Permeate every pore”
- “Permeate the ranks”
Usage
Context Usage
Business
A culture of innovation must permeate the entire company to stay competitive.
Academic
This theoretical framework permeates much of contemporary sociological research.
Everyday
The smell of freshly baked bread permeated the whole street.
Technical
The solvent will permeate the membrane via passive diffusion.
Examples
By Part of Speech
verb
British English
- A sense of unease began to permeate the meeting.
- The damp had permeated the ceiling plaster.
American English
- Optimism permeated his entire speech.
- New technologies quickly permeated the market.
adverb
British English
- 'Permeably' is very rarely used.
American English
- 'Permeably' is extremely rare and technical.
adjective
British English
- 'Permeable' is the related adjective (e.g., a permeable membrane).
American English
- 'Permeant' is a rare, technical adjective (e.g., a permeant species).
Examples
By CEFR Level
- The smell of coffee permeated the kitchen.
- A feeling of excitement permeated the crowd.
- Corruption was found to permeate all levels of the administration.
- Postmodern scepticism permeates the author's entire critique of historical narratives.
Learning
Memory Aids
Mnemonic
PERson MEAns To Enter: imagine a person meaning to enter every single room in a building—they permeate it.
Conceptual Metaphor
IDEAS ARE FLUIDS / SMELLS (e.g., 'The idea permeated his thinking').
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Avoid direct translation to 'пропитывать' when referring to abstract concepts; 'пронизывать' or 'распространяться' might be better.
- Do not confuse with 'penetrate' ('проникать'), which is more about forceful entry; 'permeate' suggests a more pervasive, spreading action.
Common Mistakes
- Using it without an object (e.g., 'The feeling permeated' is incomplete; need 'The feeling permeated the group').
- Overusing in informal contexts where 'spread through' would be more natural.
Practice
Quiz
Which sentence uses 'permeate' CORRECTLY?
FAQ
Frequently Asked Questions
Yes, it is more common in formal, academic, and technical writing, though it can be used in everyday contexts.
Not directly. You cannot say 'He permeated the room' meaning he entered it. It is used for substances, smells, feelings, or ideas that spread through a place or group.
'Penetrate' often implies a more forceful or single-point entry (e.g., a bullet penetrates armour). 'Permeate' implies spreading throughout every part of something, often more gradually and completely.
It can be used transitively without a preposition ('Fear permeated the city'). The passive form often uses 'with' or 'by' ('The report was permeated with errors').