Definitions
1.NounOne who, or that which, digests.
2.NounA vessel for converting materials, especially plant and animal matter, into materials more suitable for subsequent use or further processing, using solvents, especially water; relatively low heat; enyzymes; bacteria, etc..
3.Noun(Should we delete this sense?) A biodigester.
4.NounA medicine or food that aids digestion, or strengthens digestive power.