oligopoly A market in which a few suppliers are dominant; to attract buyers in such a market, sellers typically engage in non-price competition. One of the four basic competitive market structures. Related Related Articles: How the Best and Worst Airlines Are DifferentHow Tiger Woods Helped Nike Sell Golf BallsLearn With Elaine: McDonald’s Speedy Drive-ThruThe Life of a Christmas Tree: From Seedling to Six-FooterAll You Could Want To Know About Chocolate Ann Mills Share This Previous ArticleM1 Next Articleopen market operations December 17, 2020