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 ?
Lorry went into his room with a chopper, saw, chisel, and hammer, attended by Miss Pross carrying a light.
The chisel had made three or four of these attempts at embellishment over his nose, but had given them up without an effort to smooth them off.
She looked, indeed, like one of those wonderful boys of the Italian Renaissance, whom you may still see at the National Gallery, whose beauty is no denial, but rather the stamp of their slender, supple strength, young painters and sculptors who held the palette for Leonardo, or wielded the chisel for Michelangelo, and anon threw both aside to take up sword for Guelf or Ghibelline in the narrow streets of Florence.
What the brush is to the artist, what the chisel is to the sculptor, the telephone was to Harriman.
I made myself some; and with the exception of a file, I have all that are necessary, -- a chisel, pincers, and lever.
Tis true," he said; "but where can I get a chisel to take the planks out, a gimlet to pierce the cask?
Their sides are quite smooth, but though square, and of pretty regular formation, they bear no mark of the chisel.
The hunter paused, and looked cautiously around the room, when, laughing again, he shoved the steward gently from his post, and removing the bedclothes, discovered a hole recently cut in the logs with a mallet and chisel.
But these they do exceedingly well, and intersperse them, with singular ingenuity, wherever they find room for the chisel.
They were sounds occasioned by the artist in prying open the oblong box, by means of a chisel and mallet--the latter being apparently muffled, or deadened, by some soft woollen or cotton substance in which its head was enveloped.
I inserted a chisel, and giving it a few slight taps with a hammer, the top of the box flew suddenly off, and at the same instant, there sprang up into a sitting position, directly facing the host, the bruised, bloody, and nearly putrid corpse of the murdered Mr.
Finally, I will assuredly give some account of the toxodon, the giant ten-foot guinea pig, with projecting chisel teeth, which we killed as it drank in the gray of the morning by the side of the lake.