crater
part of speech
noun (crater, craters)
meaning for a pupil
1) A crater is a large bowl-shaped hole in the ground made when something hits it, like a meteorite or a bomb. tree →
2) A crater is the hollow at the top of a volcano. tree →
3) A crater can also be any small hollow or dip, like a dent in a soft surface. tree →
sense in the lessons
In science lessons, the Moon has many craters made by rocks from space; children model them by dropping marbles into flour. In geography, volcanoes have craters. In stories, a crater shows something huge crashed or exploded. Phrases: «impact crater», «volcanic crater», «craters on the Moon».
examples
- The Moon's surface is covered in craters. tree →
- We dropped stones into a tray of flour to make craters. tree →
- Smoke rose from the crater of the volcano. tree →
- A meteorite made a huge crater in the desert. tree →
- Bigger stones made deeper craters in our experiment. tree →
- The bomb left a crater in the road. tree →
- Some craters fill with water and become lakes. tree →
- Does the crater of the volcano know that the glowing lava is pouring from it? tree →
note
Countable: «a crater», «craters». In a science experiment, crater size can be measured (width, depth) and compared with the height or mass of the dropped object. Not to be confused with «creator» (someone who makes things).
In the corpora
- When a huge eruption empties the magma chamber, the ground above can collapse into a giant crater called a caldera.
- Mercury is the smallest planet and the closest to the Sun, a grey, cratered ball only a little bigger than our Moon.
- Mercury's surface is covered in craters like the Moon's, and the Caloris Basin is about 1,500 kilometres across.
- There is water ice hidden in permanently shadowed craters near Mercury's poles.
- Mercury has no air, rain or moving plates of crust to wear its craters away, so they last for billions of years.
Trees and pragmatics
Every meaning and example of «crater» parsed by Mova, each sentence with its dependency tree and frames.