chisel

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chis·el

(chiz'ĕl),
A single beveled end-cutting blade with a straight or angled shank used with a thrust along the axis of the handle for cutting or splitting dentin and enamel.

chis·el

(chiz'ĕl)
Single beveled end-cutting blade with straight or angled shank used with a thrust along axis of handle for cutting or splitting dentin and enamel.

chisel,

n an instrument modeled after a carpenter's chisel intended for cutting or cleaving hard tissue. The cutting edge is beveled on one side only; the shank may be straight or angled.
chisel, contra-angle (binangle chisel),
n a chisel-shaped, binangled, paired cutting instrument whose blade meets the shank at an angle greater than 12°.
chisel, posterior,
n See chisel, contra-angle.
chisel, Wedelstaedt,
n.pr a chisel with a blade that is continuous with the shank, has no constricting neck, curves rather than angles into the shank, and is available in varying widths.
Chlamydia
n.pr a genus of microorganisms that live as intercellular parasites and have a number of properties in common with gram-negative bacteria. Two species have been identified; both are pathogenic.
C. psittaci
n.pr an organism that infests birds and causes a type of pneumonia in humans (psittacosis).
C. trachomatis
n.pr an organism that lives in the conjunctivae of the eye and the epithelium of the urethra and cervix and is responsible for conjunctivitis, lymphogranuloma venereum, and trachoma.

chisel

an instrument designed to be driven by a hammer to pare away at a surface. It has a cutting edge across the distal end with a bevel on one of its sides.

army chisel
a heavyweight steel chisel used for paring of the surface of bones.
obstetric c's
have been largely discarded because of the danger associated with their use in fetotomy. A semisharp spatula may be used for the same purposes.
symphysiotomy chisel
used to divide the pubis at the pubic symphysis in immature heifers carrying large calves. The chisel point is angled inward toward the center of the blade so that the cutting surface will stay on the bone when it disappears from view.
References in classic literature ?
And, indeed, it required but one glance at Mademoiselle Danglars to comprehend the justness of Morcerf's remark -- she was beautiful, but her beauty was of too marked and decided a character to please a fastidious taste; her hair was raven black, but its natural waves seemed somewhat rebellious; her eyes, of the same color as her hair, were surmounted by well-arched brows, whose great defect, however, consisted in an almost habitual frown, while her whole physiognomy wore that expression of firmness and decision so little in accordance with the gentler attributes of her sex -- her nose was precisely what a sculptor would have chosen for a chiselled Juno.
He always spoke in the same deliberate, well- chiselled, polite way, whether his words were sugary or venomous.
Koslow sits another young lady by name Adele Dronsart: this is a Belgian, rather low of stature, in form heavy, with broad waist, short neck and limbs, good red and white complexion, features well chiselled and regular, well-cut eyes of a clear brown colour, light brown hair, good teeth, age not much above fifteen, but as full-grown as a stout young Englishwoman of twenty.
and how could they with their rude implements have chiselled and hammered them into shape?
They stayed on as long as any summer food was left to them, and they tried to gather nuts in the Jungle, but shadows with glaring eyes watched them, and rolled before them even at mid-day; and when they ran back afraid to their walls, on the tree-trunks they had passed not five minutes before the bark would be stripped and chiselled with the stroke of some great taloned paw.