Cutting-edge means at the very front of what is currently possible. Cutting-edge research.
It dates faster than almost any other compliment, since the edge keeps moving. Cutting-edge work is by definition unproven, which is what makes it exciting and risky.
1adjectivecutting-edgeAt the very front of what is currently possible.
“The cutting-edge equipment was obsolete in six years.”
cutting-edge is a quality.