What is the meaning of the word "divisional"?

Definitions:

  1. constituting a division or an aliquot part of the basic monetary unit copy to clipboard adjective
    • American divisional (fractional) coins include the dime and the nickel copy to clipboard
  2. of or relating to a military division copy to clipboard adjective
    • divisional artillery copy to clipboard
  3. serving to divide or marking a division copy to clipboard adjective
    • the divisional line between two states copy to clipboard