Definition of entomology noun from the Oxford Advanced Learner's Dictionary

 

entomology

 noun
noun
BrE BrE//ˌentəˈmɒlədʒi//
 
; NAmE NAmE//ˌentəˈmɑːlədʒi//
 
[uncountable]
 
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the scientific study of insects Word Origin mid 18th cent.: from French entomologie or modern Latin entomologia, from Greek entomon (denoting an insect) + -logia (see -logy).
See the Oxford Advanced American Dictionary entry: entomology