The word "shiny" describes something that reflects light and has a smooth surface. It often suggests brightness and luster, making objects appear appealing or new. For instance, a polished car, a glossy magazine page, or fresh paint can be described as shiny because they are sleek and radiate light beautifully.
The word "shiny" comes from the Middle English word "shinyng," which is derived from the verb "shine." This, in turn, can be traced back to the Old English word "scīenan," meaning "to shine" or "to illuminate."