IPA: /ˌvaɪəˈrɒlədʒɪkəl/
KK: /vaɪəˈrɑlədʒɪkəl/
Related to the study of viruses and the diseases they cause.
The virological research conducted at the lab has led to new treatments for viral infections.
Virological → It is formed from "virus" (from Latin *virus*, meaning poison or slimy liquid) and "-logical" (from Greek *logikos*, meaning pertaining to reason or study). The word "virological" refers to the study or science related to viruses.
Think of 'virus' as something that can be harmful, and '-logical' as relating to the study of it. This helps you remember that 'virological' pertains to the study of viruses.