Aphrasia
The Century Dictionary and Cyclopedia
noun.
In
pathology
, loss, through disease, of the power of expressing one's self in formed sentences.
the GNU version of the Collaborative International Dictionary of English
noun.
=
dumbness
.
noun.
A disorder of speech in which words can be uttered but not intelligibly joined together.
Wiktionary, Creative Commons Attribution/Share-Alike License
noun.
Condition of being unable to
speak
.