K5Print Free printable worksheets for K–5

osmosis

  • noun
  • ŏz-mōˈ -sĭs

The net movement of solvent molecules, usually water, from a region of lower solute concentration to a region of higher solute concentration through a partially permeable membrane.

Other meanings

  1. Passive absorption or impartation of information, habits, etc.; the process of teaching or learning particular knowledge incidentally rather than consciously.

    “I was reading about chickens, and I guess I learned about hawks through osmosis.”

Related words

  • assmosis
  • chemiosmosis
  • chemosmosis
  • diosmosis
  • hyperosmosis
  • thermoosmosis
  • zoosmosis
  • electroosmosis
  • endosmosis
  • exosmosis
  • pressure-retarded osmosis
  • reverse osmosis

Word history

From Ancient Greek "ὠσμός" (push, impulsion).

Where this comes from

This definition is adapted from “osmosis” on Wiktionary, by its contributors, published under CC BY-SA 4.0. This page is published under the same licence.