Virologist (noun)

A person who specializes in the study of viruses and their effects on living organisms.

Origin:

From virus + -logist.

Examples:

1. The virologist was studying the latest strain of the influenza virus.
2. She was a leading virologist in the field of HIV research.
3. The virologist worked in a lab to develop a vaccine for the virus.
4. He was a well-respected virologist known for his work on viral epidemiology.
5. The virologist contributed to the understanding of how the virus spread and how to prevent it.