1.Removing all traces of a disease from the body so that the body is perfectly healthy again.
2. A process of improving the flavour, colour, tenderness, and shelf life of a meat, such as by using smoke, spices, and chemicals.
3. Making a finished product out of a raw material by using heat or chemicals, such as tanned leather or vulcanised rubber.
4. Causing the loss of a plasmid from a bacterial culture or the loss of a dormant virus which has inserted itself into the bacterial genome (a lysogenised virus).