(pathology) A partial or total loss of language skills due to brain damage. Usually, damage to the left perisylvian region, including Broca's area and Wernicke's area, causes aphasia.

plural of aphasia

(medicine, pathology) A type of aphasia traditionally associated with neurological damage to Wernicke's area in the brain; the patient speaks with normal grammar, syntax, and intonation, but may use the wrong words or insert non-existent words.

(medicine, pathology) A disorder where a sufferer is unable to use fluent grammar when speaking or writing, and utterances are almost always ungrammatical.

A fluent aphasia in which the patient's speech is incomprehensible but appears to make sense to the patient.

plural of motor aphasia

plural of receptive aphasia

(pathology) impairment of the ability to speak and write, due to a lesion in the insula and surrounding operculum including Broca's motor speech area. (The patient understands written and spoken words but has difficulty uttering the words.)

(pathology) inability to understand written, spoken, or tactile speech symbols, due to disease of the auditory and visual word centers, as in word blindness

plural of jargon aphasia