nerve agent

noun

: a toxic, usually odorless organophosphate (such as sarin, tabun, or VX) that is used as a chemical weapon in gaseous or liquid form, disrupts the transmission of nerve impulses, and may cause breathing difficulties, coughing, vomiting, muscle weakness or paralysis, convulsions, coma, and death : nerve gas

Examples of nerve agent in a Sentence

Recent Examples on the Web

Navalny was poisoned with a nerve agent while on an airplane in 2020. —Tom Zirpoli, Baltimore Sun, 29 Feb. 2024

During a business trip in Russia in 2020, Navalny was poisoned with a military nerve agent, Novichok. —Dan De Luce, NBC News, 27 Apr. 2024

Word History

First Known Use

1953, in the meaning defined above

Medical Definition

nerve agent

noun

: a toxic, usually odorless organophosphate (such as sarin, tabun, or VX) that disrupts the transmission of nerve impulses by inhibiting cholinesterase and especially acetylcholinesterase and is used as a chemical weapon in gaseous or liquid form : nerve gas

Note: Nerve agents may be inhaled, absorbed through the skin, or ingested in contaminated food or water. Symptoms of exposure include runny nose, increased salivation, sweating, breathing difficulties, coughing, vomiting, muscle weakness or paralysis, convulsions, coma, and respiratory arrest leading to death.