Porous Meaning and Definition
Porous
Pronunciation
/ˈpɜːrəs/
Part of Speech
Noun
Definition
A material that has a permeable structure, allowing substances to pass through it. Examples include sponges, filters, and membranes.
Examples
- The coffee filter was porous, allowing the coffee to flow through easily.
- The scientist used a porous membrane to filter out the impurities from the sample.
Synonyms
- Permeable
- Poriferous
Antonyms
- Impermeable
- Non-porous
Etymology
The word “porous” comes from the Latin word “porus,” meaning ” pore” or “passage.”
Usage Notes
In general, “porous” is used to describe materials or structures that allow substances to pass through them. In scientific contexts, it is often used to describe biological or chemical processes that involve the passage of molecules through a membrane or filter.
Cultural References
In popular culture, “porous” is often used in sci-fi and fantasy contexts to describe alien landscapes or technology that can filter or absorb matter.
Idiomatic Expressions or Phrases
- Porous borders
- Porous surface
Related Words or Phrases
- Permeable
- Impermeable
- Filter
- Membrane
Collocations
- Porous material
- Porous surface
- Porous filter
- Porous membrane
Frequency of Use
“Porous” is a commonly used word in scientific and technical contexts, but it is also found in everyday language to describe materials or structures with small holes or openings.
Common Misspellings
- Poreous
- Porius