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 (vī-brĭs′ə, və-)
n. pl. vi·bris·sae (-brĭs′ē)
1. Any of the long stiff hairs that are located chiefly on the muzzle of most mammals and that function as tactile organs, as the whiskers of a cat.
2. One of several long modified feathers located at the sides of the mouth of insect-eating birds.

[From Late Latin vibrissae, nostril hairs, from vibrāre, to vibrate; see vibrate.]


n (usually plural) , pl -sae (-siː)
1. (Zoology) any of the bristle-like sensitive hairs on the face of many mammals; whisker
2. (Zoology) any of the specialized bristle-like feathers around the beak in certain insectivorous birds
[C17: from Latin, probably from vibrāre to shake]
viˈbrissal adj


(vaɪˈbrɪs ə)

n., pl. -bris•sae (-ˈbrɪs i)
1. one of the stiff hairs at the sides of the mouth in some animals, as a whisker of a cat.
2. one of the similar stiff feathers at the sides of the mouth in some insect-eating birds, as the whippoorwill.
[1685–95; < Medieval Latin, derivative of Latin vibrāre to shake]
vi•bris′sal, adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.vibrissa - a long stiff hair growing from the snout or brow of most mammals as e.g. a catvibrissa - a long stiff hair growing from the snout or brow of most mammals as e.g. a cat
hair - a filamentous projection or process on an organism
References in periodicals archive ?
In order to gain insight into the underlying neural coding, I propose to use the vibrissal system of the rat applying controlled sensory inputs.
Long-term culture of mouse vibrissal dermal papilla cells and de novo hair follicle induction.
Structure-function correlations of rat trigeminal primary neurons: Emphasis on club-like endings, a vibrissal mechanoreceptor Sotatsu TONOMURA, Satomi EBARA, Knarik BAGDASARIAN, Daisuke UTA, Ehud AHISSAR, Inbal Meir, Ilan LAMPL, Daichi KURODA, Takahiro FURUTA, Hidemasa FURUE and Kenzo KUMAMOTO Communicated by Kunihiko SUZUKI, M.
The facial skin of many mammals possesses a dense sensory innervation in the mystacial pad, which contains vibrissal follicles arranged in regular rows.
Vibrissal angle relatively blunt; vibrissa strong, located at level of lower eye margin.
Numerical discrimination by rats (Rattus norvegicus) using body and vibrissal touch.
Phase 1 is the first interval of vibrissal rubbing (0 to 3 min) and phase 2 is defined as the period of vibrissal rubbing between interval 5 and interval 15 (i.
Promotion of hair growth by ginseng radix on cultured mouse vibrissal hair follicles.
3x as long as posterior frontal seta, sometimes setula-like; small fourth frontal seta rarely present; frons with fine yellow to brown setulae; gena with two irregular rows of short fine brown setulae extending to vibrissal corner; row of fine whitish setulae ascending along parafacial to about height of tip of antenna.
Some specific subjects discussed include the significance of the insula for the evolution of human awareness of bodily sensations, the brain and behavior of the tentacled snake, and vibrissal mechanics and tactile exploration in the rat.
Hanke and his team first suspected the Guiana dolphin (Sotalia guianensis) had electropowers based on the size of organs called vibrissal crypts on its snout.