资料来源 : Webster's Revised Unabridged Dictionary (1913)

Odontiasis \O`don*ti"a*sis\, n. [NL., fr. Gr. 'odoy`s,
   'odo`ntos, a tooth.]
   Cutting of the teeth; dentition.

资料来源 : WordNet®

odontiasis
     n : the eruption through the gums of baby teeth [syn: {teething},
          {dentition}]