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 ?
While Lego products are already available in the regionthrough retail distributors, Bast says the new store will be not just a new channel for sales - it will be a brand window for Lego in the region.
Artisans produced thousands of bronze sculptures and amulets depicting cats to worshippers of Bast.
For a recent example, Bast points out that on the same day as the lunar eclipse on December 21, 2010, there was a 7.
In his statement, Bast comments, "We urge any individual, foundation and corporation with an interest in insurance and related finance issues to contribute to [FIRE center Director Eli Lehrer's] new organization once it is up and running.
Natural-fiber composites are typically compression molded from nonwoven mats of bast and PP fibers.
During Pollack's search for the truth about Bast, and how he died, he made the painful discovery that his father had, for a time, been the Gestapo chief in the Austrian city of Linz.
Church of Misery the same--unreleased material from the bast serial killer inspired doomsters Japan has to offer.
Lindell Bast, Plant Engineer, Corbitt Manufacturing Co.
It was going to be a Bast time for the champion and his caddie.
Application: High-yield CMP from the bast may be used as a reinforcement component in newsprint making to maintain a relatively high freeness in TMP from wood, reducing the refining energy cost.
February 1--Environment & Climate News cites Smith and Plummer in article "Eight Reasons Why 'Global Warming' Is a Scam" by Joe Bast.
read the letter that he sent two days before to Jeanne Bast and Flank Ayers: "I am sorry that my previous letter to you was interpreted as being demeaning or even insulting.