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

gas mask

noun

Simple Definition of gas mask

  • : a mask used to protect the face and lungs against poisonous gases

Source: Merriam-Webster's Learner's Dictionary

Full Definition of gas mask

  1. :  a mask connected to a chemical air filter and used to protect the face and lungs from toxic gases; broadly :  respirator 1

1915

First Known Use of gas mask

1915

Rhymes with gas mask


GAS MASK Defined for Kids

gas mask

noun

Definition of gas mask for Students

  1. :  a mask connected to a chemical air filter and used to protect the face and lungs from harmful gases




Medical Dictionary

gas mask

noun

Medical Definition of gas mask

  1. :  a mask connected to a chemical air filter and used to protect the face and lungs from toxic gases; broadly :  respirator 1




Learn More about gas mask


Seen and Heard

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

WORD OF THE DAY

of, relating to, or near a shore

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

lavender-fields-in-france

Which of these is a synonym of caesura?

rebellion torrent megillah interruption
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