A neurological condition that impairs one's ability to name persons and objects.

Anomia is a type of aphasia, a category of disorders caused by damage to the parts of the brain that control language and communications. Parts of the brain that may be involved in anomia and other types of aphasia include the auditory cortex, which enables people to make sense of what they hear; Wernicke's area, where words are stored; and Broca's area, which enables the organs of speech to receive the signals sent by Wernicke's area. Aphasia is usually caused by head injuries, tumors, strokes, or infections that affect the brain, particularly the left side of the brain, which controls communication in most people (the concentration of language function in the left brain is less strong for people who are left-handed or have a family history of left-handedness).

Anomia is part of the broader category of...