A complementary good or service is something used or provided in combination with another good or service. The word complementary means combining to enhance or emphasize each other's qualities.
dismiss an opposition to the registration of WATERFORD STELLENBOSCH for wine. The board held that since the goods covered by the proposed registration were complementary to glassware products covered ...
Dr. Lara Devgan is a renowned plastic surgeon and the founder of luxury medical-grade skincare line, Dr. Devgan Scientific Beauty. In classical economic theory, goods fall into predictable categories.