The term PART OF ABA can be solved by the three-letter word BAR. The American BAR Association (ABA) is a voluntary BAR association of lawyers and law students, which was founded in 1878. It works to promote justice, professional excellence, and respect for the law. The ABA also provides education and development programs for its members, as well as legal information and resources to the public. The BAR part of ABA stands for the BAR Association, which is the main body of the organization.