What is another word for periselene?
Pronunciation: [pˈɛɹɪsˌɛliːn] (IPA) 
Periselene, also known as pericynthion, refers to the point during a celestial object's orbit around the moon or another astronomical body where it comes closest to its surface. Other terms that are sometimes used to describe periselene include perifocus and perilune. These terms are interchangeable and refer to the same point in an orbit. For example, the periapsis is the point during an orbit around a planet where a satellite or spacecraft comes closest to its surface. Similarly, perigee is the equivalent term for the point in a moon's orbit around Earth where it comes closest to our planet. Understanding these synonyms can help in discussions of celestial mechanics or astronomy.
