proton pump inhibitor

noun
|Updated on: 28 May 2018

Definition of proton pump inhibitor

: any of a group of drugs that inhibit the activity of pumps transporting hydrogen ions across cell membranes and are used to inhibit gastric acid secretion

Recent Examples of proton pump inhibitor from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'proton pump inhibitor.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of proton pump inhibitor

1983

in the meaning defined above

See Words from the same year
NEW! Time Traveler

Medical Dictionary

proton pump inhibitor

noun

medical Definition of proton pump inhibitor

: any of a group of drugs (such as omeprazole and rabeprazole) that inhibit the activity of proton pumps and are used to inhibit gastric acid secretion in the treatment of ulcers and gastroesophageal reflux disease abbreviation PPI

Learn More about proton pump inhibitor


Seen and Heard

What made you want to look up proton pump inhibitor? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

to recoil in dread or terror

Get Word of the Day daily email!

Test Your Vocabulary

Name More Food!

How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!