“Responsive design” in web development refers to the technique of creating websites that adapt seamlessly to different screen sizes and devices. This approach ensures that users have a consistent experience whether they are on a desktop, tablet, or mobile phone. By utilizing flexible grid layouts, media queries, and scalable images, responsive design enhances usability and improves SEO rankings. This adaptability is crucial for businesses as more users access the internet through a variety of devices, making responsive design essential for retaining visitors and improving overall engagement.