'Betacism' definitions:

Definition of 'Betacism'

From: GCIDE
  • Betacism \Be"ta*cism\, Betacismus \Be`ta*cis"mus\, n. Excessive or extended use of the b sound in speech, due to conversion of other sounds into it, as through inability to distinguish them from b, or because of difficulty in pronouncing them. [Webster 1913 Suppl.]