1. a scientist who studies poisons and their effects on living organisms

Examples

• The toxicologist analyzed the water samples for harmful chemicals.
• She became a toxicologist after studying chemistry and biology in college.
• The forensic toxicologist helped solve the case by identifying the poison used.
• Environmental toxicologists study how pollutants affect wildlife.
• The toxicologist testified about the effects of the chemical exposure.
• Hospital toxicologists help treat patients who have been poisoned.
• The company hired a toxicologist to ensure their products were safe.