A partial or total loss of language skills due to brain damage. Usually, damage to the left perisylvian region, including Broca's area and Wernike's area, causes aphasia
The Doctor came over in three minutes, and heard the story. ‘It's aphasia,’ he said.
Loss of the power of speech, or of the appropriate use of words, the vocal organs remaining intact, and the intelligence being preserved
Aphasia is a mental condition in which people are often unable to remember simple words or communicate. or dysphasia Defect in the expression and comprehension of words, caused by damage to the frontal and temporal lobes of the brain. It can result from head trauma, tumour, stroke, or infection. Symptoms vary with the brain area involved, and the ability to put words in a meaningful order may be lost. Speech therapy may be useful. In some cases, improvement may be due to assumption of some language functions by other areas of the brain