Crossfading is a technique used in audio mixing where one sound gradually fades out while another sound fades in. This creates a smooth transition between two audio tracks, making the change less abrupt and more pleasant to the listener. It is commonly used in music production, DJing, and radio broadcasting to maintain a continuous flow of sound. In digital audio workstations (DAWs) and DJ software, crossfading can be easily achieved by adjusting the volume levels of the tracks over time. This technique enhances the listening experience by blending different songs or sound effects, allowing for creative expression in genres like electronic music and hip-hop.