The term 'clickable PIC' is a combination of two words, 'clickable' and 'PIC'. Clickable refers to something that can be clicked on or interacted with, while PIC is short for picture. A clickable PIC is an image or ICON that can be clicked on to perform an action, such as opening a link or playing a video. An ICON is a small graphical representation of an object, usually used to represent a program, file, or function.