Toxicologist (noun)

A scientist or medical professional who specializes in the study of poisons and their effects on living organisms.

Origin:

Derived from the words "toxicology" and "-ist", meaning "one who practices or is knowledgeable about".

Examples:

1. The toxicologist conducted research on the effects of heavy metals on human health and the environment.
2. The toxicologist was called to testify in the court case regarding the harmful effects of the chemical products.
3. The toxicologist was consulted by the government to assess the safety of the water and soil in the contaminated area.
4. The toxicologist was part of a team of experts who analyzed the food products for toxic substances.
5. The toxicologist was recognized for his expertise in the field of toxicology and his contributions to public health and safety.