divisional adjective 2noun 1forms 1 adjective2 •Of or pertaining to a division.Some criticism of the NHL centers on the fact the league's focus on divisional matchups can lead to two of the best squads facing off in the opening round, or earlier than expected in general. — 2025 •Of or pertaining to the process of division. noun1 •(US) A playoff determining the winning team from a particular division. formsdivisionals