Neurological terms

• Acalculia - inability to calculate
• Agnosia  - inability to interpret sensations such as sounds (auditory agnosia), three- dimensional objects by touch (tactile agnosia) or symbols and letters(visual agnosia).
• Agraphia - inability to write
• Akinesia - loss of movement
• Alexia - inability to read
• Amnesia - total or partial loss of memory
• Amusia - impaired recognition of music
• Anomia - inability to name objects 
• Anosmia - loss of ability to smell
• Anosognosia - denial of ownership or the existence of a hemiplegic limb
• Aphasia - inability to generate and understand language whether verbal or written 
• Astereognosis - inability to recognize objects by touch alone, despite intact sensation 
• Ataxia - shaky and uncoordinated voluntary movements that may be associated with cerebellar or posterior column disease
• Athetosis - involuntary writhing movements affecting face, tongue and hands 
• Bradykinesia - slowness of movement