- coordinate system, frame of reference, reference system, reference frame - a system that uses coordinates to establish position
--1 is a kind of arrangement, organization, organisation, system
--1 has parts: coordinate axis
--1 has particulars:cartesian coordinate system; inertial reference frame, inertial frame; space-time, space-time continuum - frame of reference - a system of assumptions and standards that sanction behavior and give it meaning
--2 is a kind of system, system of rules
--2 has particulars: vocabulary