noun
: the point in a planet's apparent path among the stars where for a brief time it seems to be motionless because it is changing from direct to retrograde motion or vice versa
noun
: the point in a planet's apparent path among the stars where for a brief time it seems to be motionless because it is changing from direct to retrograde motion or vice versa
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012