root canal
noun Date: 1893 the part of the pulp cavity lying in the root of a tooth; also a dental operation to save a tooth by removing the contents of its root canal and filling the cavity with a protective substance

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • root canal — n 1) the part of the pulp cavity lying in the root of a tooth called also pulp canal 2) a dental operation to save a tooth by removing the contents of its root canal and filling the cavity with a protective substance (as gutta percha) * * *… …   Medical dictionary

  • root canal — root′ canal n. 1) den the root portion of the pulp cavity of a tooth 2) den inf root canal therapy 2) • Etymology: 1890–95 …   From formal English to slang

  • root canal — ► NOUN 1) the pulp filled cavity in the root of a tooth. 2) N. Amer. a procedure to replace infected pulp in a root canal with an inert material …   English terms dictionary

  • root canal — n. 1. a small, tubular channel, normally filled with pulp, in the root of a tooth 2. a treatment or procedure involving the opening, cleaning, filling, etc. of a root canal …   English World dictionary

  • Root canal — A root canal is the commonly used term for the main canals within the dentin of the tooth. These are part of the natural cavity within a tooth that consists of the dental pulp chamber, the main canals, and sometimes more intricate anatomical… …   Wikipedia

  • root canal — noun the passage in the root of a tooth through which its nerve and blood vessels enter the pulp cavity • Hypernyms: ↑passage, ↑passageway • Part Holonyms: ↑pulp cavity * * * noun, pl ⋯ nals [count] : a dental procedure to save a tooth by… …   Useful english dictionary

  • root canal — UK / US noun [countable] Word forms root canal : singular root canal plural root canals a set of thin spaces inside the root of a tooth that can become infected …   English dictionary

  • root canal — Dentistry. 1. Also called pulp canal. the root portion of the pulp cavity. 2. Informal. See root canal therapy (def. 2). [1890 95] * * * …   Universalium

  • root canal — noun a) The hollow part of the root of a tooth containing the nerve and blood vessels. b) A surgical operation on a root canal, typically filling it with gutta percha …   Wiktionary

  • root canal — noun the pulp filled cavity in the root of a tooth. ↘N. Amer. a procedure to replace infected pulp in a root canal with an inert material …   English new terms dictionary

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