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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 ?
Vibrissae present or absent in TI and TII, if present generally in the form of fine and disperse hairs, rarely as thick and dense bristles (Fig.
Anatomical sections of control and vehicle control mice fetuses showed normal left and right ventricles of brain, serous glands, intra-retinal space, lens, neural layer of retina, mandibular gland and cerebral aqua duct, hyaloid cavity, nasal septum and nasal cavity, primordium of frontal bone, follicle of vibrissae (Fig.
One approach was counted if the rats maintained their nose within 3 cm of the objects and showed vibrissae movement for at least 1 second.
We took two additional external measurements of well-preserved specimens: length of the mystacial vibrissae, and length of the terminal tuft of long hairs on the tail.
The vibrissal system contains an array of specialized vibrissae as the input stage of an extremely sensitive tactile system.
Stage 1--Hyperactivity, restlessness, and vibrissae twitching
The vibrissae stimulated forelimb placing test was employed to evaluate the neurofunction of rats at 1, 3, 5, 7, 9, 11, and 13 days after surgery and to assess the influence of surgery and cancer growth on neurofunction.
More than 70% of the neurons innervating the mystacial vibrissae responded to stimulation of the upper A-C rows, whereas our results from 16 neurons with club-like endings primarily innervate vibrissae in the lower rows (C-E and small vibrissae).
After this trimming of vibrissae was done over both side for better exposure and prevention of furuncle and or boil on vestibule.
The genus Neophyllomyza Melander, 1913 (Milichiidae: Phyllomyzinae) can be separated from other genera of the subfamily Phyllomyzinae by the following characteristics: paired cruciate setae present along the middle of the front; fron-to-orbital setae extending quite to antennae, the upper ones diverging, the lower converging; face excavated, cheeks narrow, oral vibrissae large; proboscis long, slender, geniculate; lunule small, bare; one humeral, 2 notopleural, one presutural, 2 supra-alar; one katepisternal, no anepisternal setae (Melander 1913; Brochu & Wheeler 2009).
The pattern of mouse vibrissae follicles are modified to form mucus gland pattern and alsofeather epidermis of the chick are reported to be transformed from the chick scales epidermis.
acrobata can be identified by some characters, like a very long muzzle, reduced size of ears, long mystacial vibrissae, short and blunt nails covered by hair, large digital pads, lack of tail, and gray-light brown agouti coarse pelage.