comestible(noun, adjective) adjective1. suitable for use as foodSimilar word(s): killable, nonpoisonous, nontoxic, pareve, parve, digestible, palatable, toothsome, tender, eatable, edible noun1. any substance that can be used as foodSimilar word(s): eatable, edible, pabulum, victual, victualsDefinition categories: food, nutrient