ferrule
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fer·rule
(fer'ūl),A metal band or ring used around the crown or root of a tooth.
[corrupted through O. Fr. and Medieval L., fr. L. viriola, a small bracelet]
Farlex Partner Medical Dictionary © Farlex 2012
ferrule
(fĕr′ūl) [L. viriola, little bracelet]A band or ring of metal applied to the end of the root or crown of a tooth to strengthen it.
Medical Dictionary, © 2009 Farlex and Partners
fer·rule
(fer'ūl)Metal band or ring fitted around the crown or root of a tooth for strength.
[corrupted through O. Fr. and Medieval L., fr. L. viriola, a small bracelet]
Medical Dictionary for the Dental Professions © Farlex 2012