permeability

noun

per·​me·​abil·​i·​ty ˌpər-mē-ə-ˈbi-lə-tē 

1

: the quality or state of being permeable

2

: the property of a magnetizable substance that determines the degree in which it modifies the magnetic flux in the region occupied by it in a magnetic field

Examples of permeability in a Sentence

Recent Examples on the Web

Excessive alcohol consumption can harm your gut microbiome by reducing the diversity of beneficial bacteria and increasing the permeability of the gut lining. —Lauren Manaker Ms, Health, 23 June 2025

Joggers are going to be my go-to pants for the entire summer thanks to their remarkable air permeability. —Joe Jackson, Outside Online, 12 June 2025

That makes for an interesting combination of permeability and a nonstandard, random-looking pattern. —PC Magazine, 25 May 2025

This ensures that the preferences of the central bank are closer to the government’s, which can boost the central bank’s legitimacy in democratic countries, but at the risk of permeability to political influence. —Ana Carolina Garriga, The Conversation, 18 Apr. 2025

Word History

First Known Use

1759, in the meaning defined at sense 1

Rhymes for permeability

• acceptability
• accessibility
• adaptability
• admissibility
• advisability
• affordability
• allowability
• amenability
• amiability
• appealability
• applicability
• availability

Kids Definition

permeability

noun

per·​me·​abil·​i·​ty ˌpər-mē-ə-ˈbil-ət-ē 

: the quality or state of being permeable

Medical Definition

permeability

noun

per·​me·​abil·​i·​ty ˌpər-mē-ə-ˈbil-ət-ē 

plural permeabilities

: the quality or state of being permeable