Definition: Responsive Web Design (RWD) is a web design approach that allows the web browser to adjust the layout and design of a website based on the size of the viewing screen. The aim is to provide the optimal viewing experience of the website across a wide range of devices such as tablets, smartphones and desktop monitors.

FirstClickSEO Commentary: It is becoming increasingly important for businesses to have their website coded for responsiveness since mobile devices represent over 50% of Google’s search queries.