Lewis Short
(adjective) : dīgestĭbĭlis, e, digero, I. B. 1.
* Pertaining to digestion (late Lat.): cibus,i. e. digestible, easy of digestion,Cael. Aur. Tard. 1, 5, 159: oxygarum,i. e. promoting digestion,Apic. 1, 34.
Charlton T. Lewis, Charles Short, A Latin Dictionary