strychnine
/ˈstrɪknaɪn/
noun
- A highly poisonous substance obtained from certain plants, used in small amounts as a stimulant and in pest control.
- The detective found traces of strychnine in the victim's coffee.
- Farmers once used strychnine to kill rodents, but it is now banned in many places.
- Strychnine is a dangerous poison that affects the nervous system.
Antonyms