Adobe Photoshop Lightroom is a photo editing and management computer program developed by Adobe Systems for Windows and OS X, designed to assist users in managing large quantities of digital images and doing post production work. Lightroom combines photo management and editing in one interface. wikipedia.org

Adobe Photoshop is a graphics editing program developed and published by Adobe Systems Incorporated. wikipedia.org

Wedding photography is the photography of activities relating to weddings. wikipedia.org

Photo manipulation is the application of image editing techniques to photographs in order to create an illusion or deception (in contrast to mere enhancement or correction), through analog or digital means. wikipedia.org

Image editing encompasses the processes of altering images, whether they be digital photographs, traditional analog photographs, or illustrations. wikipedia.org

Photography is the art, science and practice of creating durable images by recording light or other electromagnetic radiation, either electronically by means of an image sensor or chemically by means of a light-sensitive material such as photographic film. wikipedia.org