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poison gas

noun

Simple Definition of poison gas

  • : gas that can cause a person to die or to become very sick : poisonous gas

Source: Merriam-Webster's Learner's Dictionary

Full Definition of poison gas

  1. :  a poisonous gas or a liquid or a solid giving off poisonous vapors designed (as in chemical warfare) to kill, injure, or disable by inhalation or contact

1915

First Known Use of poison gas

1915


Medical Dictionary

poison gas

noun

Medical Definition of poison gas

  1. :  a poisonous gas or a liquid or a solid giving off poisonous vapors designed (as in chemical warfare) to kill, injure, or disable by inhalation or contact




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