osmosis
Pronunciation
Noun
B2 Upper-intermediate
Quick answer
The process by which a liquid passes through a thin membrane from an area of lower concentration toward an area of higher concentration, without using energy.
Test yourself
Which word fits the gap? "Water moves into plant roots partly through _____."
Answer: osmosis
In your own words, what does "osmosis" mean?
The process by which a liquid passes through a thin membrane from an area of lower concentration toward an area of higher concentration, without using energy.
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