1. (astronomy) the point in the orbit of one body of a binary system at which it is closest to the centre of mass of the system
   - pericenter [US]

Derived forms: pericentres

• earth-god
• earth-nut pea
• Earth-received time
• earth-shattering
• earthball
• earthborn
• earthbound
• earthen
• earthenware
• earthenware jar
• earthiness
• earthing
• earthlike
• earthliness
• earthling
• earthly
• earthly concern
• earthman
• earthnut
• earthquake
• earthshaking
• earthstar
• earthtongue
• earthward
• earthwards