using new ideas or ways of doing things innovative to look at something again to change it if necessary to review research and development, the part of a business that develops or improves its products R&D money that is made by a business after all the costs are paid profits a need for something to be sold or provided a demand to direct a product at a particular person or group to target to know that something exists to be aware of information about people's opinions of something that can be used to improve it feedback