Before revision: Photoshop is, " the altering (a photographic [ ] image) with Photoshop software or other image-editing software especially in a way that distorts reality ".
After revision: The dictionary definition of photoshopping, is " thealterationof(a digital,(as for deliberately deceptive purposes) [ ] image) with Photoshop software or other image-editing software especially in a way that distorts reality ".