Pronunciation: (ri-sôrp'shun, -zôrp'-), [key]
1. the destruction, disappearance, or dissolution of a tissue or part by biochemical activity, as the loss of bone or of tooth dentin.
2. Also called reabsorption. the selective uptake into the bloodstream of substances previously filtered out of the blood.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.