Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

antacid

play
noun ant·ac·id \(ˌ)ant-ˈa-səd, ˈant-ˌa-\

Simple Definition of antacid

  • : medicine that prevents or lessens the pain caused by having too much acid in your stomach

Source: Merriam-Webster's Learner's Dictionary

Full Definition of antacid

  1. :  an agent that counteracts or neutralizes acidity

antacid adjective

1715

First Known Use of antacid

1715

Rhymes with antacid



Seen and Heard

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

WORD OF THE DAY

marked by propriety and good taste

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image567572573

Which of these is a synonym of unctuous?

angry prompt oily maudlin
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ