aphasic
1. [ adjective ] unable to speak because of a brain lesion
Related terms: inarticulate
2. [ adjective ] related to or affected by aphasia
Examples:

"aphasic speech"

Related terms: aphasia
3. [ noun ] (medicine) someone affected by aphasia or inability to use or understand language
Related terms: handicapped_person
Similar spelling:   aphakic
  aphesis
  apsis