Accretion
Appearance
![](https://upload.wikimedia.org/wikipedia/commons/thumb/9/99/Wiktionary-logo-en-v2.svg/40px-Wiktionary-logo-en-v2.svg.png)
Look upaccretionin Wiktionary, the free dictionary.
Accretionmay refer to:
Science[edit]
- Accretion (astrophysics),the formation of planets and other bodies by collection of material through gravity
- Accretion (meteorology),the process by which water vapor in clouds forms water droplets around nucleation sites
- Accretion (coastal management),the process where coastal sediments return to the visible portion of the beach following storm erosion
- Accretion (geology),the increase in size of a tectonic plate by addition of material along a convergent boundary
Other uses[edit]
- Accretion (finance),predictable changes in the price of certain securities