1. Aiding digestion. 2. An agent that favors or assists the process of digestion. SYN: digestive (2).
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di·ges·tant -'jes-tənt n a substance (as an enzyme) that digests or aids in digestion compare DIGESTIVE (1)
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di·ges·tant (di-jesґtənt) 1. assisting or stimulating digestion. 2. an agent that assists or stimulates digestion.Medical dictionary. 2011.