A nerve agent is a type of poisonous chemical that can harm the body's nervous system. It disrupts the way nerves communicate with each other, causing paralysis, difficulty breathing, and even death. Full definition
The week wasn't really defined by the Russian nerve agent attack. (politics.co.uk)
«The classic sign of nerve agent exposure,» he recalls. (news.emory.edu)
By this definition, a number of chemical warfare agents and a number of pesticides are included in the family of compounds known as nerve agents. (politics.co.uk)