Source : Webster's Revised Unabridged Dictionary (1913)

Alimental \Al`i*men"tal\, a.
   Supplying food; having the quality of nourishing; furnishing
   the materials for natural growth; as, alimental sap.

Source : WordNet®

alimental
     adj : of or providing nourishment; "good nourishing stew" [syn: {alimentary},
            {nourishing}, {nutrient}, {nutritious}, {nutritive}]