cra
ter
Plural
craters
1
the round top of a volcano
- The scientist studied the formation of the crater after the volcanic eruption.
- Tourists hiked to the rim of the volcanic crater to view the lava lake below.
- The impact crater in Arizona is a famous geological site attracting visitors worldwide.
- The scientists descended into the volcano's crater to collect samples of lava and gases.
- The volcanic crater was filled with lava that glowed orange at night.
Synonyms:
2
a depression on the surface of a celestial body, formed by the impact of cosmic debris such as meteoroids or asteroids
- The Moon's surface is covered with numerous craters of various sizes, formed over billions of years by impacts from space debris.
- Planetary scientists study impact craters on Mars to understand its geological history and surface composition.
- The Chicxulub crater in Mexico is evidence of a massive impact event linked to the extinction of the dinosaurs.
- Space missions like NASA's Lunar Reconnaissance Orbiter have mapped and studied lunar craters in detail.
- The impact that formed Meteor Crater in Arizona left a nearly perfectly preserved crater rim, offering insights into impact dynamics.
3
a faint constellation in the southern sky, situated near Hydra and Corvus
- Crater is difficult to see without a clear night sky.
- The astronomer pointed out Crater among the stars.
- Ancient cultures recognized Crater as a small but significant constellation.
- Crater lies just south of Hydra in the celestial sphere.
- The telescope revealed faint stars forming Crater.