Definition of sensillum in English:

sensillum

Syllabification: sen·sil·lum
Pronunciation: /senˈsiləm
 
/

noun (plural sensilla /-ˈsilə/)

Zoology
  • (In arthropods and some other invertebrates) a simple sensory receptor consisting of a modified cell or small group of cells of the cuticle or epidermis, typically hair- or rod-shaped.
    More example sentences
    • The sensory cells are organized into five external fields of campaniform sensilla and one internal chordotonal organ.
    • Within each pit are 60 to 70 sensors called sensilla in insects.
    • It is hard to imagine a clearer, simpler demonstration of how important thermal sensilla are to the insects' feeding routine.

Origin

early 20th century: modern Latin, diminutive of Latin sensus 'sense'.

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