crater

¹ American  

[krey-ter] / ˈkreɪ tər /

noun

genitive

Crateris

1. Geology, Astronomy.

   1. Also called impact crater;.  Also called meteorite crater.  a large bowl-shaped depression on the surface of the earth or other heavenly body, formed by the impact of a meteorite.

   2. a similar depression or cavity that forms the opening of a volcano or geyser. The volcanic activity that creates such craters occurs on the surface of the earth as well as a number of other heavenly bodies.

2. the hole or pit in the ground where a bomb, shell, or military mine has exploded.

3. Electricity. the cavity formed in a positive carbon electrode by an electric arc.

4. Greek and Roman Antiquity. krater.

5. Metalworking. a depression at the end of a bead produced by welding.

6. (initial capital letter) the Cup, a small southern constellation west of Corvus and north of Hydra.

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verb (used with object)

1. to make craters in.

   Bombs had cratered the landscape.

2. Slang.

   1. to cancel, abandon, or cast aside.

      to crater the new project.

   2. to destroy or ruin.

      One more disappointment won't crater me.

   3. to collapse, plunge, or fail suddenly; crash.

      The company’s stock has cratered 35% this year.

verb (used without object)

1. to form a crater or craters.

   The surface of the concrete cratered and cracked under the repeated impacts.

Crater ² American  

[krey-ter] / ˈkreɪ tər /

noun

1. Joseph Force 1889–?, a judge of the New York State Supreme Court: his mysterious disappearance on August 6, 1930, has never been solved.

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crater ¹ British  

/ ˈkreɪtə /

noun

1. the bowl-shaped opening at the top or side of a volcano or top of a geyser through which lava and gases are emitted

2. a similarly shaped depression formed by the impact of a meteorite or exploding bomb

3. any of the circular or polygonal walled formations covering the surface of the moon and some other planets, formed probably either by volcanic action or by the impact of meteorites. They can have a diameter of up to 240 kilometres (150 miles) and a depth of 8900 metres (29 000 feet)

4. a pit in an otherwise smooth surface

5. a large open bowl with two handles, used for mixing wines, esp in ancient Greece

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verb

1. to make or form craters in (a surface, such as the ground)

2. slang to fail; collapse; crash

Crater ² British  

/ ˈkreɪtə /

noun

1. a small faint constellation in the S hemisphere lying between Virgo and Hydra

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crater Scientific  

/ krā′tər /

1. A bowl-shaped depression at the top of a volcano or at the mouth of a geyser. Volcanic craters can form because of magma explosions in which a large amount of lava is thrown out from a volcano, leaving a hole, or because the roof of rock over an underground magma pool collapses after the magma has flowed away.

2. A shallow, bowl-shaped depression in a surface, formed by an explosion or by the impact of a body, such as a meteorite.

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Other Word Forms

• crater-like adjective
• crateral adjective
• cratered adjective
• craterless adjective
• craterlike adjective
• craterous adjective
• intercrater adjective

Etymology

Origin of crater

First recorded in 1605–15; from Latin crātēr, from Greek krātḗr “mixing bowl,” literally, “mixer”, equivalent to krā- (base of kerannýnai “to mix”) + -tēr agent suffix; crasis

Example Sentences

Shocked quartz is especially significant because no large crater has been found from this event.

From Science Daily

Water gathered in low-lying valleys and river channels, overflowed crater rims, and rushed through canyons.

From Science Daily

These images revealed craters that expose ice, patterned ground known as polygonal terrain, and other surface features that often indicate ice just below the surface.

From Science Daily

"And yet they don't necessarily form a crater, or they form ephemeral surface disturbances, but they're not the classic major craters that come from direct impacts."

From Science Daily

One earlier feature, known as the "Area F Building," is a terraced complex carved into the slope of the ancient volcanic crater around which the settlement formed.

From Science Daily

Related Words

• hole
• mouth
• pit