bark

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bark

(bark),
1. The envelope or covering of the roots, trunk, and branches of plants. Barks of pharmacologic significance not listed below are alphabetized under specific names.
2. Synonym(s): cinchona

bark

(bahrk) the rind or outer cortical cover of the woody parts of a plant, tree, or shrub.
cramp bark  the dried bark of Viburnum opulus, the high bush or cranberry tree; it has been used as an antispasmodic, uterine sedative, and antiscorbutic.
elm bark , slippery elm bark the dried inner bark of the slippery elm, Ulmus rubra, which is mucilaginous and demulcent.
white willow bark  a preparation of the bark of various Salix species collectively known as white willow, containing salicin, a precursor of salicylic acid; used as an antiinflammatory and antipyretic.
yohimbe bark  a preparation of the bark of Pausinystalia yohimbe, used for the same indications as yohimbine hydrochloride; it has also been used traditionally as an aphrodisiac and for skin diseases and obesity.

bark

Botany
The outer covering of trees and some plants, which consists of a cuticle (epidermis), outer bark (cortex) and inner bark (fibre).
 
Herbal medicine
(1) China, see there.
(2) Cinchona, see there; Cinchona species.
 
Veterinary medicine
The harsh sound uttered by a dog.

bark

the outer, living part of a woody stem, consisting of three layers:
  1. an inner layer called secondary PHLOEM, containing the elements of primary phloem plus horizontal ray cells which function in transporting materials across the stem.
  2. a middle layer of cork CAMBIUM, a group of meristematic (dividing) cells originating in the PARENCHYMA cells of the outer stem cortex. As the cells divide, the outer ones develop into cork cells and the inner ones give rise to parenchyma-like tissue.
  3. CORK, an outer region of cells forming a waterproof and protective layer broken only by LENTICELS.

bark

1. the voice of the dog.
2. the outer covering of a tree.

bark eating
a form of pica often indicative of boredom, nutritional deficiency of fiber or behavioral problem.
bark suppression
References in periodicals archive ?
As I lift the bowl from the counter, Scooter erupts with high-pitched barking and spinning, and Lucy the Corgi joins in with her deeper-but-still-sufficiently irritating vocals.
Constant barking, yapping or crying by a dog at any time can disturb people and be a considerable nuisance.
PEACE AND QUIET: Sue Davies is enjoying spending time with Leo since having some behaviour therapy sessions to control his barking and erratic behaviour in public.
Given that alarm barking will inevitably occur, it's also useful to teach him a positive interrupt--a cue, other than "Shut up
Police arrested a neighbor who had shot the dog in her back yard because she was barking.
Dean Cutting opened the scoring for Barking with a penalty.
I AM writing to express my disgust that a dog could be put down for barking at a postman.
Sophia Yin, recorded dog barks and could classify them as intruder, play or isolation barking based on the frequency and duration of the barks.
It was very quiet Sunday night, no sounds whatsoever until I reached the corner of Bundy and the Akita started barking like crazy.
3/4/05 - Barking Frog (Woodinville): Columbia Winery Red Willow Syrah Vertical Tasting in the Fireside Cellar -$20 - 424.
Earl Of Barking, who hasn't won since scoring an upset in the 1995 Hollywood Turf Handicap, heads a field of eight entered in today's $75,000-added Henry P.