noun
- declension: 3rd declension
 - gender: feminine
 
Definitions:
- equation of center of movement (of planetary body/moon)
 
- Age: Latin post 15th - Scholarly/Scientific (16th-18th centuries)
 - Area: Science, Philosophy, Mathematics, Units/Measures
 - Geography: All or none
 - Frequency: Having only single citation in Oxford Latin Dictionary or Lewis + Short
 - Source: Latham, “Revised Medieval Word List”, 1980