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

Medical Dictionary

1

antacid

play
adjective ant·ac·id \(ˈ)ant-ˈas-əd\

Medical Definition of antacid

  1. :  tending to counteract acidity



Variants of antacid

also an·ti·ac·id \ˌant-ē-ˈas-əd, ˌan-ˌtī-\play

2

antacid

noun ant·ac·id

Medical Definition of antacid

  1. :  an agent (as an alkali or absorbent) that counteracts or neutralizes acidity



Variants of antacid

also antiacid


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

February 9, 2016

marked by high spirits and laughter

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image1037863653

Which of the following refers to thin, bending ice, or to the act of running over such ice?

kittly-benders duvet pince-nez spindrift
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ