arachnologist

noun

arach·​nol·​o·​gist ˌa-ˌrak-ˈnä-lə-jist 

ˌer-ˌak-

: a person who specializes in the study of spiders and other arachnids

arachnological

ˌa-ˌrak-nə-ˈlä-ji-kəl 

ˌer-ˌak-

adjective

arachnology

ˌa-ˌrak-ˈnä-lə-jē 

ˌer-ˌak-

noun

Examples of arachnologist in a Sentence

Recent Examples on the Web

For decades, arachnologists debated the actual purpose of stabilimenta, a special thread spiders weave into their webs. — Maria Mocerino, Interesting Engineering, 2 Nov. 2025

The same arachnologists who named the Maguire spider — Marusik and Zamani — called another spider species discovered in Iran in 2015 Pritha garfieldi after actor Andrew Garfield. — Kelli Bender, People.com, 1 Dec. 2024

Their strategy is so sophisticated that some arachnologists assert the spiders show signs of planning and problem solving. — Sam Walters, Discover Magazine, 3 Jan. 2024

The arachnologist David Wise, for instance, surveyed folk tales from North America to Africa that cast spiders in a positive light, leading him to conclude that not all societies are arachnophobic. — Smithsonian Magazine, 26 July 2023

Word History

Etymology

arachno- + -logy + -ist entry 1

First Known Use

1816, in the meaning defined above

Rhymes for arachnologist

• anthropologist
• archaeologist
• archeologist
• audiologist
• cardiologist
• criminologist
• dermatologist
• entomologist
• genealogist
• gerontologist
• gynaecologist
• gynecologist