n. A loss of the ability to write (usually referring to a brain injury)
n. The inability to write
the GNU version of the Collaborative International Dictionary of English
n. The absence or loss of the power of expressing ideas by written signs. It is one form of aphasia.
The Century Dictionary and Cyclopedia
n. A form of cerebral disorder in which there is a partial or total loss of the power of expressing ideas by written symbols.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a loss of the ability to write or to express thoughts in writing because of a brain lesion
Word Usage
"Head injuries that harm the parietal lobe can also impair the ability to focus on one object at a time, write words ( '' agraphia ''), and name objects ( '' anomia '')."