Enter a clue or pattern or both:
The Clue
Osmosis, e.g. (9 letter answer)
The Answer
DIFFUSION
Tags
Notes
The answer DIFFUSION is so rare that it appears less than once every 2500 puzzles.
Definition
DIFFUSION as a noun:
1. (physics) the process of diffusing; the intermingling of molecules in gases and liquids as a result of random thermal agitation
2. the spread of social institutions (and myths and skills) from one society to another
3. (dissemination, diffusion) = the property of being diffused or dispersed
4. (dispersion, dispersal, dissemination, diffusion) = the act of dispersing or diffusing something; "the dispersion of the troops"; "the diffusion of knowledge"