Webster's Revised Unabridged Dictionary · 1913

Odontolcae

Odontolcae , proper noun, plural

[New Latin, from Greek 'odoy`s, 'odo`ntos, a tooth + {not transcribed} a furrow.]

(Paleontology) 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.