The evolution of sexual reproduction is a major puzzle because asexual reproduction should be able to outcompete it as every young organism created can bear its own young. This implies that an asexual population has an intrinsic capacity to grow more rapidly with each generation.
Definition of cutting. 1  1 : given to or designed for cutting; especially : sharp, edged. 2  2 : marked by sharp piercing cold cutting winds. 3  3 : inclined or likely to wound the feelings of others especially because of a ruthless incisiveness a cutting remark.  4 : intense, piercing a cutting pain.
cutting edge. Cutting edge is an adjective used to describe the newest, most advanced version of a product or service. The phrase cutting edge has a positive connotation and can be contrasted with the phrase bleeding edge, which has a negative connotation. Bleeding edge implies that a product or service is so new that its adoption could be harmful.