Entomology
Entomology was the study of insects. One who specialized in the field was known as an entomologist.

When Cutler thanked T'Pol for allowing her to join the landing party on the rogue planet Dakala, T'Pol waved it off as it was a favor, and explained that "You were selected because your specialty is entomology. This planet has a diverse insect population." ()

Jake Sisko tutored Mardah in entomology in 2370. Nog thought that she was studying "s" to learn how to be a chef. ()

See also 
 Norcadian Museum of Entomology

External link 
 

de:Entomologie
Academic disciplines
Biology