Today, man is judged not only by what he says, but equally by the way he says it. As the speech reflects an individual’s inner being. Any abnormality or defect in the same can affect his/ her psychology and social behavior. The book discusses the significance of phonetics and speech sounds in understanding the basic mechanisms involved in various speech pathology and its treatment to enhance an individual’s personality. The loss of teeth and supporting structures alters the articulation ability and produces a marked effect on speech pattern. Hence a dentist plays a pivotal role in understanding the basic mechanism involved and provide treatment for the same.