visionary
A person or idea that imagines and plans a bold future.
A visionary is someone who can imagine possibilities that others don't yet see and works to make those possibilities real. When the Wright brothers built their airplane, most people thought human flight was impossible, but they were visionaries who saw beyond the limits of their time. When a scientist imagines a cure for a disease that hasn't been solved yet, or an inventor pictures a tool that doesn't exist, they're being visionary.
The word can describe both the person and their ideas. A visionary leader might reorganize how a school works to help students learn better. A visionary plan might transform a vacant lot into a community garden. What makes something visionary is that it sees further ahead than most people can, imagining fundamental changes rather than small improvements.
Being visionary requires more than daydreaming. True visionaries combine imagination with determination and practical skills. They face skepticism because their ideas seem strange or impossible at first. Thomas Edison was a visionary who imagined electric lights in every home when most people used candles and gas lamps. People doubted him, but he kept working until he proved his vision could work.
Sometimes people use visionary too loosely, calling any new idea visionary. Real visionaries don't just tweak what exists; they fundamentally reimagine what's possible and inspire others to help build that future.