Words starting with apsidalm
Maybe these words will be useful:
- apsidal — of an apse or apsis
- apsidal motion — the rotation of the major axis of an eccentric orbit in the plane of the orbit.
- apsides — Astronomy. either of two points in an eccentric orbit, one (higher apsis) farthest from the center of attraction, the other (lower apsis) nearest to the center of attraction.
- apsidiole — a secondary, or small, apse
- apside — (astronomy) An apsis.
- apsis — either of two points lying at the extremities of an eccentric orbit of a planet, satellite, etc, such as the aphelion and perihelion of a planet or the apogee and perigee of the moon. The line of apsides connects two such points and is the principal axis of the orbit