What do a.m. and p.m. stand for?

pulp cavity

noun, Dentistry.
the entire space occupied by pulp, composed of the root canal and pulp chamber.
Origin of pulp cavity
1830-40 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for pulp cavity
  • The pulp cavity is an empty space within the tooth that conforms to the shape of the pulp.
  • Teeth and tusks have the same physical structures: pulp cavity, dentine, cementum and enamel.
  • Odontoblastic cells line the pulp cavity and are responsible for the production of dentine.
pulp cavity in Medicine

pulp cavity n.
The central hollow of a tooth containing the dental pulp and including the root canal.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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