| odontopteryx | <paleontology> An extinct Eocene bird having the jaws strongly serrated, or dentated, but destitute of true teeth. It was found near London. Origin: NL, fr. Gr. 'odoys, 'odontos, a tooth + pteryx a wing. Source: Websters Dictionary (01 Mar 1998) |
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| odontoptosis | Downward movement of an upper tooth due to the loss of its lower antagonist(s). See: supereruption. Origin: odonto-+ G. Ptosis, a falling (05 Mar 2000) |
| odontornithes | <paleontology> A group of Mesozoic birds having the jaws armed with teeth, as in most other vertebrates. They have been divided into three orders: Odontolcae, Odontotormae, and Saururae. Origin: NL, fr.Gr. 'odoys, 'odontos, a tooth +, a bird. Source: Websters Dictionary (01 Mar 1998) |
| odontorrhagia | Profuse bleeding from the socket after the extraction of a tooth. Origin: odonto-+ G. Rhegnymi, to burst forth (05 Mar 2000) |
| odontoschism | Fissure of a tooth. Origin: odonto-+ G. Schisma, a cleft (05 Mar 2000) |
| odontoscope | <instrument> An optical device, similar to a closed circuit television system, that projects a view of the oral cavity onto a screen for multiple viewing. (05 Mar 2000) |
| odontoscopy | 1. Examination of the oral cavity by means of the odontoscope. 2. Examination of the markings in prints of the cutting edges of the teeth; used, like fingerprints, as a method of personal identification. Origin: odonto-+ G. Skopeo, to view (05 Mar 2000) |
| odontosis | The process of development of the teeth. Synonym: odontogeny, odontosis. Origin: odonto-+ G. Genesis, production (05 Mar 2000) |
| odontostomatous | <zoology> Having toothlike mandibles; applied to certain insects. Origin: Odonto- + Gr, the mounth. Source: Websters Dictionary (01 Mar 1998) |
| odontotherapy | Treatment of diseases of the teeth. (05 Mar 2000) |
| odontotomy | Cutting into the crown of a tooth. Origin: odonto-+ G. Tome, incision Prophylactic odontotomy, a preventive operation in which imperfectly formed developmental grooves, pits, and fissures are opened up by means of a bur and filled in order to obviate future decay. (05 Mar 2000) |
| odontotormae | <paleontology> An order of extinct toothed birds having the teeth in sockets, as in the genus Ichthyornis. See Ichthyornis. Origin: NL, fr, a tooth + a socket. Source: Websters Dictionary (01 Mar 1998) |
| odorline | <chemistry> A pungent oily substance obtained by redistilling bone oil. Source: Websters Dictionary (01 Mar 1998) |
| odour | A volatile emanation that is perceived by the sense of smell. (18 Nov 1997) |
| odourant | A substance with an odour. (05 Mar 2000) |
| odontia |
1. Pain in a tooth. SYN: odontalgia; odontodynia. 2. Condition or abnormality of the teeth.
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| odontic |
Concerning the teeth.
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| odontoblast cell |
A cell that produces dentin and is responsible for the sensitivity of and metabolism of dentin in the tooth.
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| odontobothritis |
Inflammation of alveolar process of the tooth.
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| odontochirurgical |
Pert. to dental surgery.
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