1. the act or process of poisoning someone or something
Usage: formal or literary; often used in historical or legal contexts
2. the state of being poisoned or contaminated
Usage: archaic or rare

Examples

• The empoisonment of the well led to widespread illness in the village.
• Medieval texts describe the empoisonment of enemies through tainted food.
• The detective investigated the empoisonment as a possible murder case.
• Environmental empoisonment of the river threatened the local ecosystem.
• Historical records document the empoisonment of several nobles during that period.