to bring in new ideas or new ways of doing things
नवाचार करना
Usage
Companies must innovate to stay ahead.
ISRO keeps innovating to cut the cost of launches.
Common mistake
Edison innovated the light bulb in 1879.
Edison invented the light bulb in 1879.
Invent: make the first one; innovate: improve it.
Remember: Innovate: in with the new.