noun. a proteolytic enzyme obtained from the unripe papaya; used as a meat tenderizer.
1. Noun, singular or mass Discuss use of bromelain and papain in any of these forms with your doctor to decide what might be helpful for you. 2. Verb, base form If you are not used to eating so much, you may experience digestive discomfort, which makes the addition of enzymes such as lipase, inulin and papain potentially beneficial. 3. Verb, non-3rd person singular present Supplements that contain papain or bromelain come from plant sources. 4. Verb, past participle For example, papaya has papain, an enzyme that's used in commercial tenderizing products.