Defn: Of or pertaining tootology.

OTOLOGIST
O*tol"o*gist, n.

Defn: One skilled in otology; an aurist.

OTOLOGY
O*tol"o*gy, n. Etym: [Oto- + -logy.]

Defn: The branch of science which treats of the ear and its diseases.

OTOPATHY
O*top"a*thy, n. Etym: [Oto- + Gr. (Med.)

Defn: A diseased condition of the ear.

OTORRHEA; OTORRHOEA
O`tor*rhe"a, n. Etym: [NL., fr. Gr. (Med.)

Defn: A flow or running from the ear, esp. a purulent discharge.

OTOSCOPE
O"to*scope, n. Etym: [Oto- + -scope.]