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n. pl. sen·sil·la (-sĭl′ə)
A simple sense organ of an arthropod or other invertebrate that consists of one cell or a few cells and may take the form of a hair or bristle.

[New Latin sēnsillum, diminutive of Latin sēnsus, sense; see sense.]


n, pl -la (-lə)
(Zoology) a sense organ in insects, typically consisting of a receptor organ in the integument connected to sensory neurons
[New Latin, diminutive of Latin sensus sense (Middle Latin: sense organ)]


(sɛnˈsɪl əm)

n., pl. -la (-lə).
a simple sense organ usu. consisting of one or a few cells at the peripheral end of a sensory nerve fiber.
[< New Latin (1895) < Latin sēns(um), past participle of sentīre to feel]
References in periodicals archive ?
The unique expression of specific members of olfactory gene families plays a role in determining the phenotype of a sensillum and what odors can be detected (Vogt et al.
Basis with 1 outer short, plumose seta, 1 minute pore near outer margin, 1 inner sensillum, and large hyaline membrane along inner margin.
2[degrees]) (Table II); maxilla with obscure cardo bearing one prominent sensillum; stipes short, fingerlike, ventrolateral surface with two prominent sensilla, medial surface without sensilla; galea absent, maxillary palps, 1st with basal spinule and distal pore, 2nd with two prominent sensilla, 3rd with one prominent sensillum; labium, prementum small, trapezoidal, narrowest posteriorly, lateral margins distant from medial margins of maxillary stipes, three prominent distolateral hair-like sensilla near origin of each labial palp, two small basal spines, lateral spinules present; postlabium relatively short, broad based, separated from maxillary bases by two low but prominent protuberances, one small sensillum between each protuberance and stipes.
7B, C); then dorsolaterally, one small tuft of long setae and one sensillum (Fig.
Ant nestmate and nonnestmate discrimination by chemosensory sensillum.
Arrays of DEAP pressure and strain sensors correctly placed for maximum efficiency mimicking functions of sensory hair and the campaniform sensillum organ will act as tactile sensors giving feedback of contact with objects (2 on the right in Fig 1).
9x as long as wide; funicle (excluding 3 anelli) 4-segmented, F1, F3 and F4 subequal in length, F2 slightly longer; clava 3-segmented, apical segment with a spicula; funicle and claval segments with long hairs and each with at least 2 hairlike longitudinal sensilla (except only 1 such sensillum on F1).
A high quality, archived recording from a peg sensillum of Smeringurus mesaensis Stahnke 1957 (Scorpiones: Vaejovidae; formerly Paruroctonus mesaensis) and a new recording from a peg sensillum of Paruroctonus utahensis Williams 1968 (Scorpiones: Vaejovidae), collected near Kermit, Texas, USA (31[degrees] 57' 46.
There was no great variation in the width of sensilla, where as sensillum with a pore or opening to the exterior were measured and classified based on their diameter.