Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “permeable”

See all translations

permeable

adjective uk   /ˈpɜː.mi.ə.bl̩/ us    /ˈpɝː-/ formal
If a substance is permeable, it allows liquids or gases to go through it: Certain types of sandstone are permeable to water. The solvent passes through the permeable membrane to the solution. Soft and gas-permeable contact lenses are kinder to the eyes than hard lenses.
Opposite
Translations of “permeable”
in Chinese (Traditional) 可滲透的, 可滲入的…
in Chinese (Simplified) 可渗透的, 可渗入的…
(Definition of permeable from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of permeable?
Add Cambridge dictionaries to your browser to your website

More meanings of “permeable”

Definitions of “permeable” in other dictionaries

Word of the Day

lamb

a young sheep, or the flesh of a young sheep eaten as meat

Word of the Day

The way we move (Verbs for walking and running)

by Kate Woodford,
March 25, 2015
​​​ This week we’re looking at interesting ways to describe the way that people move. Most of the verbs that we’ll be considering describe how fast or slow people move. Others describe the attitude or state of mind of the person walking or running. Some describe both. Starting with verbs for walking slowly,

Read More 

stackin’ p

March 30, 2015
idiom slang earning a lot of money ‘That’s a very generous present.”Yeah, well, she’s stackin’ p, innit?’

Read More