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crater    音标拼音: [kr'etɚ]
n. 火山口,喷火口,弹坑

火山口,喷火口,弹坑

crater
n 1: a bowl-shaped geological formation at the top of a volcano
[synonym: {volcanic crater}, {crater}]
2: a faint constellation in the southern hemisphere near Hydra
and Corvus
3: a bowl-shaped depression formed by the impact of a meteorite
or bomb

Crater \Cra"ter\ (kr[=a]"t[~e]r), n. [L. crater, cratera, a
mixing vessel, the mouth of a volcano, Gr. krath`r, fr.
keranny`nai to mix; cf. Skr. [,c]r[imac] to mix, [,c]ir to
cook, [,c]r[=a] to cook. Cf. {Grail}, in Holy Grail.]
1. The basinlike opening or mouth of a volcano, through which
the chief eruption comes; similarly, the mouth of a
geyser, about which a cone of silica is often built up.
[1913 Webster]

2. (Mil.) The pit left by the explosion of a bomb, shell, or
mine.
[1913 Webster]

3. (Astron.) A constellation of the southen hemisphere; --
called also the {Cup}.
[1913 Webster]

95 Moby Thesaurus words for "crater":
abysm, abyss, alveolation, alveolus, antrum, armpit, basin,
birthmark, blackhead, bleb, blemish, blister, bowl, bulla, cavity,
chasm, check, cicatrix, comedo, concave, concavity, crack, craze,
crevasse, crypt, cup, deep, defacement, defect, deformation,
deformity, depression, depth, dip, disfiguration, disfigurement,
distortion, fault, flaw, fold, follicle, freckle, funnel chest,
gulf, hemangioma, hickey, hole, hollow, hollow shell, keloid, kink,
lacuna, lentigo, milium, mole, needle scar, nevus, pimple, pit,
pock, pocket, pockmark, port-wine mark, port-wine stain,
punch bowl, pustule, rift, scab, scar, scoop, scratch,
sebaceous cyst, shaft, shell, sink, sinus, socket, split,
strawberry mark, sty, track, trough, twist, verruca, vesicle, vug,
wale, warp, wart, weal, well, welt, wen, whitehead,
yawning abyss


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  • Crater - Wikipedia
    A crater is a landform consisting of a hole or depression on a planetary surface, usually caused either by an object hitting the surface, or by geological activity on the planet
  • CRATER Definition Meaning - Merriam-Webster
    The meaning of CRATER is the bowl-shaped depression around the orifice of a volcano How to use crater in a sentence
  • Impact crater - Wikipedia
    Impact craters are the dominant geographic features on many solid Solar System objects including the Moon, Mercury, Callisto, Ganymede, and most small moons and asteroids
  • CRATER | English meaning - Cambridge Dictionary
    CRATER definition: 1 the round hole at the top of a volcano, or a hole in the ground similar to this: 2 to make one… Learn more
  • Crater | volcanic, impact, formation | Britannica
    crater, circular depression in the surface of a planetary body Most craters are the result of impacts of meteorite s or of volcanic explosions
  • Crater - National Geographic Society
    A crater is a bowl-shaped depression produced by the impact of a meteorite, volcanic activity, or an explosion
  • Crater Lake National Park (U. S. National Park Service)
    Crater Lake inspires awe Native Americans witnessed its formation 7,700 years ago, when a violent eruption triggered the collapse of a tall peak Scientists marvel at its purity—fed by rain and snow, it’s the deepest lake in the USA and one of the most pristine on Earth
  • The Differences Between Crater and Caldera - Geology In
    Here's a detailed explanation of their differences: Craters and calderas are both volcanic features, but they are formed in very different ways A crater is a bowl-shaped depression at the top of a volcano, while a caldera is a much larger basin-shaped depression formed by the collapse of a volcano
  • 5 of the Most Significant Impact Craters in North America
    Here are five of the biggest and most significant impact craters in North America 1 Location: Winslow, Arizona, USA Date of Impact: 50,000 years ago Crater Size: 4,000 ft in diameter, 700
  • What Is an Impact Crater? - NASA Space Place
    When a solid object crashes into something at these super fast speeds, it forms a crater regardless of how hard or tough it is It immediately vaporizes and creates enormous shockwaves through the ground that melt and recrystallize rock





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