The Collaborative International Dictionary of English v.0.48:
Odontiasis \O`don*ti"a*sis\, n. [NL., fr. Gr. 'odoy`s, 'odo`ntos, a tooth.] Cutting of the teeth; dentition. [1913 Webster]WordNet (r) 3.0 (2006):
odontiasis n 1: the eruption through the gums of baby teeth [syn: teething, dentition, odontiasis]