Word of the day: Supercalifragilisticexpialidocious is a fun, whimsical word popularized by the Disney classic Mary Poppins. It explains something extraordinarily wonderful, magical, or beyond ordinary description. The word blends fun, creativity, and exaggeration, making it ideal for conveying joy, awe, and amazement. Often used in storytelling, conversation, and writing, it incorporates a cheerful, imaginative touch to language.