Skip to Content
Medical Term:


Pronunciation: id'e-o-glos'e-a

Definition: An extreme form of lalling or vowel or consonant substitution, by which the speech of a child may be made unintelligible and appear to be another language to one who does not have the key to the literal changes.

[idio- + G. glossa, tongue, speech]

© Copyright 2016 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.