Aniseikonia is a term used to describe a condition where the eyes perceive images at different sizes. This can cause visual discomfort and distortion. There are a few synonyms for the word aniseikonia, such as anisometropia and size distortion. Anisometropia refers to a condition where the two eyes have different refractive errors. This can cause aniseikonia and result in visual discomfort. Size distortion is another term used to describe aniseikonia as the perception of images at different sizes. This condition can be corrected with lenses, prism glasses, or vision therapy. It is important to seek professional help if you are experiencing aniseikonia to ensure proper treatment.