A speech sound disorder is an "umbrella term" for different variations of deviant speech. It can affect either the form or function of speech.Â
The atypical production of phones that is characterized by substitutions, omissions, additions, or distortions.
(Bauman-Waengler, 2020)
Impaired comprehension of the sound system of a language and the rules that govern those combinations
(Bauman-Waengler, 2020)