arch form


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Related to arch form: atonality

arch form

the shape and contour of the dental arch, or of an orthodontic wire formed to the shape of that arch.

arch form

The shape of the dental arch when viewed in the horizontal plane.
See also: form

arch form

(ahrch fōrm)
Shape and contour of a dental arch (e.g., ovoid, tapering, trapezoidal, U-shaped, square) or of an orthodontic wire formed to the shape of that arch.
References in periodicals archive ?
The viaduct represents the finest remaining example of the skew arch form of construction.
3, 4) The upper sections of the mandibular arch form the upper jaw (palatoquadrate), and the lower sections form Meckel's cartilage, which gives rise to the lower jaw.
This is borne out by the fact that most of these writings have been published at least twice previously, yet appear here once again, self-selected and in a sort of five-part arch form, central to which are parts 3 and 4, which directly deal with Tippett's compositions.