root
root (root) n.
1. (in neurology) a bundle of nerve fibres at its emergence from the spinal cord.
2. (in dentistry) the part of a tooth that is not covered by enamel and is normally attached to the alveolar bone by periodontal fibres. r. canal treatment the procedure of removing the remnants of the pulp of a tooth, cleaning and shaping the canal inside the tooth, and filling the root canal.
3. the origin of any structure, i.e. the point at which it diverges from another structure. Anatomical name: radix.
1. (in neurology) a bundle of nerve fibres at its emergence from the spinal cord.
2. (in dentistry) the part of a tooth that is not covered by enamel and is normally attached to the alveolar bone by periodontal fibres. r. canal treatment the procedure of removing the remnants of the pulp of a tooth, cleaning and shaping the canal inside the tooth, and filling the root canal.
3. the origin of any structure, i.e. the point at which it diverges from another structure. Anatomical name: radix.
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