• WordNet 3.6
    • n anarthria partial or total loss of articulate speech resulting from lesions of the central nervous system
    • ***
Century Dictionary and Cyclopedia
    • n anarthria Absence of joints or of jointed limbs.
    • n anarthria Inability to articulate distinctly in speaking, dependent on a central nervous defect, but not involving paralysis of the muscles of articulation.
    • ***


In literature:

Motor aphasia is, he believes, nothing more than a combination of sensory aphasia and anarthria.
"Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 2" by Various