perigee
/ˈpɛrɪdʒiː/
noun
- The point in the orbit of the moon or a satellite at which it is closest to the Earth.
- During perigee, the gravitational pull of the moon is stronger, causing higher tides.
- Astronomers calculated the satellite's perigee to be about 200 kilometers above the Earth's surface.
- The moon appears slightly larger and brighter when it is at perigee.
Antonyms