'Diastema' definitions:

Definition of 'diastema'

From: WordNet
noun
A gap or vacant space between two teeth

Definition of 'Diastema'

From: GCIDE
  • Diastema \Di`a*ste"ma\, n. [L. See Diastem.] (Anat.) A vacant space, or gap, esp. between teeth in a jaw. [1913 Webster]