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Definition of osmosis

osmosis

/ɒzˈmoʊ.sɪs/
os · mo · sis

Adverb:osmotically
•
Plural:osmoses
•
Adjective:osmotic
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osmosis Lexical Profile

osmosis Game Scores & Validity

• noun

1

A process by which molecules of a solvent tend to pass through a semipermeable membrane from a less concentrated solution into a more concentrated one, thus equalizing the concentrations on each side of the membrane.

Example

"Plant roots absorb water from the surrounding soil primarily through the process of osmosis."


2

The process of gradual or unconscious assimilation of ideas, knowledge, or cultural influences through continuous exposure.

Example

"Growing up in a bilingual household, she seemed to pick up a second language almost by osmosis."

Synonyms
View all synonyms for osmosis

• Rhymes for osmosis

Word Origin & Etymology

Coined in the mid-19th century as a Latinized alteration of the earlier term 'osmose' (introduced by Scottish chemist Thomas Graham in 1854), ultimately derived from Ancient Greek 'ōsmos' meaning 'a push' or 'an impulse'.

Cite this Entry


Wordmom. (2026). Definition of Osmosis. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/osmosis
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