sen·​sil·​lum sen-ˈsi-ləm How to pronounce sensillum (audio)
variants or less commonly sensilla
plural sensilla sen-ˈsi-lə How to pronounce sensillum (audio) also sensillae sen-ˈsi-(ˌ)lē How to pronounce sensillum (audio)
: a simple epithelial sense organ of an invertebrate (such as an insect) usually in the form of a spine, plate, rod, cone, or peg that is composed of one or a few cells with a nerve connection

Word History


New Latin sensillum, diminutive of Medieval Latin sensus sense organ, from Latin, sense

First Known Use

1882, in the meaning defined above

Time Traveler
The first known use of sensillum was in 1882

Dictionary Entries Near sensillum

Cite this Entry

“Sensillum.” Dictionary, Merriam-Webster, Accessed 19 Jul. 2024.

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