Displacement of some portion of a developing tooth which is then further developed in its new relation, resulting in a tooth with sharply angulated root(s). [L. di-lacero, pp. laceratus, to tear in pieces, fr. lacer, mangled]

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di·lac·er·a·tion (.)dī-.las-ə-'rā-shən n injury (as partial fracture) to a developing tooth that results in a curve in the long axis as development continues
di·lac·er·at·ed -'las-ə-.rā-təd adj

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a condition affecting some teeth after traumatic injury, in which the incomplete root continues to form at an abnormal angle to the part already formed. In severe cases it may be necessary to remove the tooth.

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di·lac·er·a·tion (di-las″ər-aґshən) [L. dilaceratio] 1. a tearing apart, as of a cataract; see discission. 2. in dentistry, a condition due to injury to a tooth during its developmental period and characterized by a crease or band at the junction of the crown and root, or by tortuous roots with abnormal curvatures.


Medical dictionary. 2011.

Look at other dictionaries:

  • dilacération — [ dilaserasjɔ̃ ] n. f. • 1419; lat. dilaceratio ♦ Didact. Action de dilacérer. ⇒ lacération. ♢ Méd. Déchirement fait avec violence. « Le perfectionnement des engins de dilacération » (Duhamel). ● dilacération nom féminin (bas latin dilaceratio,… …   Encyclopédie Universelle

  • Dilaceration — Classification and external resources ICD 10 K00.4 ICD 9 520.4 Dilaceration is a developmental di …   Wikipedia

  • Dilaceration — Di*lac er*a tion, n. [L. dilaceratio: cf. F. dilac[ e]ration.] The act of rending asunder. Arbuthnot. [1913 Webster] …   The Collaborative International Dictionary of English

  • dilaceration — index damage, split Burton s Legal Thesaurus. William C. Burton. 2006 …   Law dictionary

  • dilacération — DILACÉRATION. sub. f. Action de dilacérer …   Dictionnaire de l'Académie Française 1798

  • dilacération — (di la sé ra sion ; en vers, de six syllabes) s. f. Action de dilacérer. La dilacération d un papier. La dilacération de la peau par un corps vulnérant. HISTORIQUE    XVIe s. •   Si la hargne ne peut estre curée, à cause de la trop grande… …   Dictionnaire de la Langue Française d'Émile Littré

  • DILACÉRATION — n. f. Action de dilacérer. La dilacération de la peau, des tissus …   Dictionnaire de l'Academie Francaise, 8eme edition (1935)

  • dilaceration — /di las euh ray sheuhn, duy /, n. 1. the act of dilacerating. 2. the state of being dilacerated. 3. Dentistry. displacement in the position of a developing tooth, resulting in angulation or distortion. [1375 1425; late ME < LL dilaceration (s. of …   Universalium

  • dilaceration — (|)dī, də̇+ noun Etymology: Late Latin dilaceration , dilaceratio, from Latin dilaceratus + ion , io ion 1. : the action of dilacerating or the state of being dilacerated 2. : injury (as partial fracture) of a developing tooth resulting in a… …   Useful english dictionary

  • DILACÉRATION — s. f. Action de dilacérer, déchirement. Il ne se dit guère qu en termes de Chirurgie …   Dictionnaire de l'Academie Francaise, 7eme edition (1835)

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