Tactile agnosia refers to a sensory disorder that affects the ability to recognize objects through touch alone. This condition often arises from damage to the somatosensory area of the brain, leading to decreased or impaired tactile perception. Synonyms for tactile agnosia include tactile apraxia, somatosensory agnosia, and astereognosis. Tactile apraxia refers to the inability to copy or recognize specific tactile sensations, while somatosensory agnosia is the failure to recognize body parts. Astereognosis, on the other hand, is the inability to recognize objects through touch, creating a sensation that objects are unfamiliar or foreign. As such, these synonyms help to describe a range of experiences with tactile agnosia.