poison gas
Historically infamous for its use in warfare, 'poison gas' refers to harmful gaseous substances designed to incapacitate or kill.
🇺🇸 US Voice:
🇬🇧 UK Voice:
Definition
C1Military
(technical)A toxic gas employed in combat to cause injury or death.
Example
- During World War I, poison gas was used extensively on the battlefield.
B2Chemistry
(technical)A gaseous substance that is harmful or lethal when inhaled or absorbed.
Example
- Chlorine is an example of a poison gas that can cause severe respiratory damage.
Similar
Terms that have similar or relatively close meanings to "poison gas":