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On a blade, the cutting edge is the sharp side.
The duration of The Cutting Edge is 1.62 hours.
When "cutting edge" is used as a noun, it is not hyphenated. "The cutting edge of the knife is sharp." When it is used as an adjective, it is hyphenated. "The cutting-edge technology impressed the engineers." Two-word adjectives are hyphenated.
Cutting Edge - recordings - was created in 1995.
Cutting Edge - album - was created in 2007.