Word origin · etymology
Greek combining forms.
Bary- refers to weight or heaviness; barycenter is a center of mass. The adjective identifies that center as origin.
How we know · epistemology
Dynamical reference frame
The center of mass is computed from the modeled system’s masses and positions. It is useful for dynamics, but need not coincide with the Sun’s center or any visible object.
Connected concepts
Browse other concepts in Astronomy & coordinates →
These links connect subjects and terminology. They do not establish a shared historical origin.
Sources & provenance
Use the citations beside each section to distinguish a calculation convention, a historical teaching and an editorial example.