filtration: meaning, definition, pronunciation and examples
C1Technical/Scientific/Academic
Quick answer
What does “filtration” mean?
the process of removing solid particles from a liquid or gas by passing it through a porous material (a filter).
Audio
Pronunciation
Definition
Meaning and Definition
the process of removing solid particles from a liquid or gas by passing it through a porous material (a filter).
Any selective process by which something is screened, refined, or purified; often metaphorical, as in the filtration of information or ideas.
Dialectal Variation
British vs American Usage
Differences
No significant differences in meaning or spelling. The spelling and usage are identical.
Connotations
Identical in both varieties.
Frequency
Equally common in technical contexts in both BrE and AmE.
Grammar
How to Use “filtration” in a Sentence
[NOUN] of [NOUN] (e.g., filtration of water)[ADJECTIVE] filtration (e.g., mechanical filtration)filtration [NOUN] (e.g., filtration unit)Vocabulary
Collocations
Examples
Examples of “filtration” in a Sentence
verb
British English
- We must filter the pond water before drinking it.
- The committee will filter out the less viable proposals.
American English
- You need to filter the engine oil to remove debris.
- The software filters spam emails automatically.
adverb
British English
- [Rare; typically 'through a filter' is used] The solution was passed filteringly through the apparatus. (Highly technical/archaic)
- The data was processed filtration-wise. (Unnatural)
American English
- [Rare; typically 'by filtration' is used] The wine was clarified filtrationly. (Unnatural)
- N/A
adjective
British English
- The filtration unit needs a new membrane.
- They reviewed the filtration criteria for the grant.
American English
- The filtration system is due for maintenance.
- She works in the filtration industry.
Usage
Meaning in Context
Business
Used in contexts like 'data filtration' (cleansing datasets) or discussing production processes (e.g., 'Our beverage plant uses advanced filtration').
Academic
Central term in chemistry, biology, engineering, and environmental science papers.
Everyday
Most common in discussions about home water filters, coffee makers, vacuum cleaners, or aquariums.
Technical
Precise term in chemical engineering, water treatment, pharmaceuticals, and HVAC systems.
Watch out
Common Mistakes When Using “filtration”
- Misspelling as 'filtaration' or 'filtretion'.
- Using 'filtration' as a verb (incorrect: 'We need to filtration the water'; correct: 'We need to filter the water').
- Confusing 'filtration' (process) with 'filter' (the object).
FAQ
Frequently Asked Questions
Yes, they are synonymous nouns for the process. 'Filtration' is more formal and technical; 'filtering' is more common in everyday speech.
No. The verb is 'to filter'. 'To filtrate' exists but is rare and highly technical.
Filtration is a specific mechanical process of separating solids from fluids using a filter. Purification is a broader term that may involve filtration, distillation, chemical treatment, etc., to make something pure.
It's a specific, advanced filtration process where water is forced through a semi-permeable membrane against the natural osmotic pressure to remove ions, molecules, and larger particles.
the process of removing solid particles from a liquid or gas by passing it through a porous material (a filter).
Filtration is usually technical/scientific/academic in register.
Filtration: in British English it is pronounced /fɪlˈtreɪʃ(ə)n/, and in American English it is pronounced /fɪlˈtreɪʃən/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “[No common idioms specific to 'filtration'; metaphorical use is literal, e.g., 'the filtration of ideas through the committee']”
Learning
Memory Aids
Mnemonic
Think of a FILTer in ACTION = FILTRATION. It's the action performed by a filter.
Conceptual Metaphor
PURITY IS CLEANLINESS / SELECTION IS SIFTING. Metaphors often involve separating the valuable/clean from the worthless/dirty (e.g., 'filtration of facts from rumours').
Practice
Quiz
In a metaphorical sense, 'filtration of information' refers to: