Meaning of “osmosis” in the English Dictionary

"osmosis" in British English

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osmosisnoun [ U ]

uk /ɒzˈməʊ.sɪs/ us /ɑːzˈmoʊ.sɪs/

osmosis noun [ U ] (LIQUID)

specialized biology the process in plants and animals by which a liquid moves gradually from one part of the body or the plant to another through a membrane (= cell covering):

Fluid flows back into the tiny blood vessels by osmosis.

osmosis noun [ U ] (IDEAS)

the way in which ideas and information gradually spread between people:

The children were never taught the songs, they just listened to other children singing them and learned them by osmosis.
Reading is not picked up by a process of osmosis, but needs to be taught.
osmotic
adjective [ before noun ] uk /ɒzˈmɒt.ɪk/ us /ɑːzˈmɑː.t̬ɪk/

an osmotic process

(Definition of “osmosis” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"osmosis" in American English

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osmosisnoun [ U ]

us /ɑzˈmoʊ·sɪs, ɑs-/

biology the process in animals and plants by which a liquid passes gradually from one part to another through a membrane (= tissue that covers cells)

Osmosis is also the process by which ideas and information are absorbed without conscious effort:

Children often learn by osmosis.

(Definition of “osmosis” from the Cambridge Academic Content Dictionary © Cambridge University Press)