Page 542 - My FlipBook

284 PATHOLOGY OP THE HABD TISSUES OF THE TEETH.
calculus and senimal calculus. A common medical term for stone, as "gall stone,"
renal calculus, etc.
Canal. See Eoot Canal.
Cabies. Latin, caries. Only one form of the noun is used in English; it has
no plural. The word was imperfect in its inflections in the Latin.
Rottenness, moldiness, decay, as of wood or timber. Anthon.
{Med.) Ulceration of bone; a process in which bone disintegrates and is car-
ried away piecemeal, as distinguished from necrosis in which it dies in masses.
Webster.
In dentistry: Decay of the teeth, in which cavities are formed in them by
gradual decomposition. The only change of the form in the use of the word in
English is the adjective carious, as a carious tooth. See Decay.
Carious. A condition of tissue like enamel or dentin, or, of a tooth, affected
with dental caries. In medicine it refers to a condition of suppurative disintegration
of bone.
Cataphoresis. Introduction of medicine into the tissues through the unbroken
skin, or the tubuli of the dentin of a tooth, by means of an electric current.
Cavities, buccal. See Buccal Cavities.
Cavities, lingual. See Lingual Cavities.
Cavities, occlusal. See Occlusal Cavities.
Cavities, pit. See Pit Cavities.
Cavities, proximal. See Proximal Cavities.
Cavities, rules for naming. See Eules for Naming Cavities.
Cavities, rules tor naming angles op. See Rules for Naming Angles of
Cavities.
Cavities, smooth-surface. See Smooth-surface Cavities.
Cavity. An opening in any substance which has but one outlet or is entirely
closed. Any opening into a tooth formed by caries or artificially made.
Cavity, complex. A cavity involving two or more surfaces of a tooth, as a
disto-occlusal cavity.
Cavity nomenclature. In dentistry, a system of nomenclature applied to cav-
ities in teeth. Under this term is included all of the names of cavities, names of
cavity walls, of angles of cavities and the terms of cavity description, together with
the rules of their use.
Cavity preparation. Those operations necessary in forming cavities in teeth
for the reception of fillings.
Cavity walls, rules for naming. See Eules for Naming Cavity Walls.
Cavo-SURFace angle. The angle formed by the junction of the cavity wall and
the surface of the tooth. Used particularly in indicating the form to be given this
angle by beveling or otherwise, in any particular part of the line of the enamel mar-
gin. See Figure 8, c s, Vol. 2.
Cement, n. An adhesive tilling material, like oxyphosphate, oxychlorid of
zinc, etc.
Cement, v. To fasten by an adhesive substance. Ad inlay or cast filling is
cemented in place.
Cementum. a special calcified tissue which covers the roots of the teeth. It
has lacuna; and canaliculi, but dillcrs from bone in having no Haversian canals.