1. Plural of bombesin; a group of peptide hormones found in the gastrointestinal tract and nervous system that regulate appetite, gastric secretion, and other physiological functions.
Usage: technical; biology/medicine; usually used in plural form in scientific contexts

Examples

• Bombesins are neuropeptides that play a role in appetite regulation.
• Researchers studied the effects of bombesins on gastric acid secretion.
• The bombesins family includes several related peptide hormones.
• Bombesins receptors are found throughout the digestive system.
• Scientists investigated how bombesins influence feeding behavior in animals.