rabeprazole

ra·bep·ra·zole

noun \rə-ˈbep-rə-ˌzōl\

Definition of RABEPRAZOLE

: a benzimidazole derivative that inhibits gastric acid secretion and is administered in the form of its sodium salt C₁₈H₂₀NaN₃O₃S especially to treat gastroesophageal reflux disease, duodenal ulcers, and disorders (as Zollinger-Ellison syndrome) involving gastric acid hypersecretion—see aciphex