executive agreement vs. treaty

executive agreement

noun

U.S. Government.

an agreement, usually pertaining to administrative matters and less formal than an international treaty, made between chiefs of state without senatorial approval.

treaty

[tree-tee] / ˈtri ti /

treaties

a formal agreement between two or more states in reference to peace, alliance, commerce, or other international relations.
the formal document embodying such an international agreement.
any agreement or compact.