abelian abelian /əˈbiliən/

adjective

1. (algebra) having a commutative defining operation  ( abelian )
   (algebra) having a commutative defining operation
    Examples of abelian groups include the real numbers, the non-zero real numbers, and all cyclic groups, such as the integers
   Examples of abelian groups include the real numbers, the non-zero real numbers, and all cyclic groups, such as the integers