odontitis

[Gr. odous (gen it odontos)=a tooth; Eng. suff. -it is.] Pathol.: Inflammation of the teeth. o-don-tō, s . [ODON-.] A kind of powder prepared from certain herbs, and used for cleaning and whitening the teeth; a dentifrice. o-don-to-, pref. [ODON-.] o-don-to-blast, subst. [Pref. odonto-, and Gr. blastos a sprout, a shoot.] Physiol.: (See extract.) "The first formation of the dentine is effected by cells termed odontoblasts , which lie in the delicate connective ti ue."-Carpenter: Human Physiol ., p. 56. o-don-to-çėteş, s. pl. [ODONTOCETI.] Zool.: The English rendering of the scientific name Odontoceti (q. v.). "The Mystacocetes have pa ed beyond the Odontocetes in specialization." -Encyc. Brit . (ed. 9th), xv. 393. o-don-to-çe-ti, s. pl. [Pref. odonto-, and Greek ketos a sea-monster.] 1. Zool.: Toothed whales; a sub-order of Cetacea with four families: Physeter ide, Platan is tide, Delphin ide, and the extinct Squalodontidse. The sub-order is sometimes divided into Delphin ide, Catodontidae, Rhyncoceti, and Zeuglodont i dae. 2. Palæont.: Members of the sub-order appear first in the Miocene. o-don-to-chi-la, subst. [Pref. odonto-, and Gr. cheilos =alip.] Entom.: A genus of Cicindelide (q. v.). The species, fifty-seven in number, are slender, dark bronzed forms, mostly from the tropical forests of South America, though some extend to Java and Celebes. gennao to produce.] The generation of mode of ŏ-don-tog-en-ỹ, s. [Pref. and Greek development of the teeth. o-don-to-glos-sŭm, s . [Pref. odonto- , and Gr. glo a a tongue, which the labellum resembles.] Bot .: A genus of Orchids, tribe Vandese, family Bras side. The species, which are very beautiful, are indigenous in the hotter parts of America. ŏ-don-to-grăph, s. [Pref. odonto-, and Greek graphoto write, to draw.] Gearing: An instrument for marking or laying off the teeth of gear-wheels. o-don-tog'-ra-phy, s. [Eng. odontograph; -y.] A description of the teeth. o-don-toid, a. & 8. [Gr. odous (gen it. odontos) =a tooth; Eng. suff. -oid.] A. As adj.: Resembling a tooth. Used spec if. of the body of the atlas in the Vertebrata. B. As subst.: [ODONTOID-PROCESS.] odontoid-ligaments, s. pl. Anat.: Two thick and very strong bundles of fibers, extending upward from the odontoid-proce to the condyles of the occipital bones and the fora men magnum. There are lateral or alar and middle odontoid-ligaments. odontoid-proce , s. Anat .: A large blunt or tooth-like proce on the body of the axis or second vertebra. It forms the pivot on which the head rotates.