Apperceptive agnosia refers to a condition where individuals are unable to recognize and perceive objects despite having normal vision. There are several synonyms for this term, such as primary visual agnosia, basic perceptual disorder, and cortical blindness. These synonyms are used to describe the same condition where the processing is disrupted before it reaches conscious awareness. Other synonyms include cerebral achromatopsia, which is a type of agnosia affecting colour perception. Another synonym is optic aphasia, which is the inability to name visually presented objects and perceive their meaning. Understanding these synonyms can help healthcare professionals and individuals affected by this condition to better communicate and address their symptoms.