Definition of: granulation

(gran′yə·lā′shən) noun
1. The forming into grains or granules.
2. A granulated surface, or one of the elevations in such surface.
3. Physiol. a The process of forming new tissue in the healing of wounds. b The minute, flesh-colored, breadlike projections so formed.
4. Astron. An evanescent mottled appearance observed in the photosphere of the sun, attributed to gaseous convection currents in the outer layers.
—gran′u·la′tive adjective