entomology

noun

en·​to·​mol·​o·​gy ˌen-tə-ˈmä-lə-jē 

: a branch of zoology that deals with insects

entomological

ˌen-tə-mə-ˈlä-ji-kəl 

adjective

entomologically

ˌen-tə-mə-ˈlä-ji-k(ə-)lē 

adverb

entomologist

ˌen-tə-ˈmä-lə-jist 

noun

Examples of entomology in a Sentence

Recent Examples on the Web

Holmquist currently teaches ecology courses and is developing an entomology class that will be offered next fall. —Jenelyn Russo, Oc Register, 8 Dec. 2025

Burdened by guilt after her mother’s abrupt death, an insect researcher decides to undertake her own forensic entomology investigation to uncover the truth. —Matt Grobar, Deadline, 18 Nov. 2025

Goth's character Elizabeth has an interest in entomology and botany, so Hawley included nods to beetles and other insects through patterns and garment shapes. —Rachel Choy, Refinery29, 10 Nov. 2025

Forensic entomology −the study of insects and arthropods on decomposing bodies − is crucial in homicide and death investigations, Musah told USA TODAY. —Phaedra Trethan, USA Today, 29 Oct. 2025

Word History

Etymology

French entomologie, from Greek entomon insect (from neuter of entomos cut up, from en- + temnein to cut) + French -logie -logy — more at tome

First Known Use

1764, in the meaning defined above

Rhymes for entomology

• aetiology
• anthropology
• archaeology
• archeology
• audiology
• cardiology
• climatology
• cohomology
• cosmetology
• criminology
• demonology
• dermatology

Kids Definition

entomology

noun

en·​to·​mol·​o·​gy ˌent-ə-ˈmäl-ə-jē 

: a branch of zoology that deals with insects

entomological

-ˈläj-i-kəl 

adjective

Medical Definition

entomology

noun

en·​to·​mol·​o·​gy ˌent-ə-ˈmäl-ə-jē 

plural entomologies

: a branch of zoology that deals with insects

entomological

-mə-ˈläj-i-kəl 

adjective

entomologically

-k(ə-)lē 

adverb