The progressive loss of soft or hard tissue due to physiologic or pathologic processes.
The withdrawal of a chemical substance from a site in which it had initially been deposited.
The process of absorbing a substance produced by the body back into the body.
Process of being removed by absorption, such as pus in a wound.
To remove by the process of absorption.
The elimination through absorption.
The process responsible for the vanishing of the primary set of teeth roots.