ODONTOGRAPHY
O`don*tog"ra*phy, n.
Defn: A description of the teeth.
ODONTOID O*don"toid, a. Etym: [Gr. odontoïde.] (Anat.) (a) Having the form of a tooth; toothlike. (b) Of or pertaining to the odontoid bone or to the odontoid process. Odontoid bone (Anat.), a separate bone, in many reptiles, corresponding to the odontoid process. — Odontoid process, or Odontoid peg (Anat.), the anterior process of the centrum of the second vertebra, or axis, in birds and mammals. See Axis.
ODONTOLCAE
O`don*tol"cae, n. pl. Etym: [NL., from Gr. (Paleon.)
Defn: An extinct order of ostrichlike aquatic birds having teeth, which are set in a groove in the jaw. It includes Hesperornis, and allied genera. See Hesperornis. [Written also Odontholcae, and Odontoholcae.]
ODONTOLITE
O*don"to*lite, n. Etym: [Odonto- + -lite.] (Min.)
Defn: A fossil tooth colored a bright blue by phosphate of iron. It is used as an imitation of turquoise, and hence called bone turquoise.
ODONTOLOGY
O`don*tol"o*gy, n. Etym: [Odonto- + -logy: cf.F. odontologie.]
Defn: The science which treats of the teeth, their structure and development.
ODONTOPHORA
O`don*toph"o*ra, n.pl. Etym: [NL. See Odontophore.] (Zoöl.)