IPA: //vaɪˈrɒlədʒɪst//
KK: /vaɪˈrɑlədʒɪst/
A scientist who studies viruses and their effects on living organisms.
The virologist conducted research to understand how the virus spreads.
Virologist → It is formed from "virus" (from Latin *virus*, meaning poison or slimy liquid) and "-logist" (from Greek *logia*, meaning study or science). A virologist is a scientist who studies viruses.
Think of a virologist as someone who studies the 'poison' ('virus') that can affect living organisms, combining the idea of 'study' ('-logist') with the nature of the subject.