The Atlantic Division is one of the four divisions in the Eastern Conference of the National Basketball Association (NBA). It consists of five teams: the Boston Celtics, Brooklyn Nets, New York Knicks, Philadelphia 76ers, and Toronto Raptors. These teams compete against each other during the regular season, aiming for a playoff spot. In addition to basketball, the term "Atlantic Division" can also refer to the Atlantic Division in the NHL, which includes teams like the Tampa Bay Lightning and Florida Panthers. Each division plays a crucial role in determining playoff eligibility and seeding in their respective leagues.