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单词 crateral
释义

WordReference Random House Learner's Dictionary of American English © 2024
cra•ter /ˈkreɪtɚ/USA pronunciation   n. 
    [countable]
  1. Geology, Astronomya bowl-shaped hole in the ground formed by volcanic action, a meteoroid, or the like:the craters of the moon.
  2. the hole in the ground where a bomb or shell has exploded.

v. [+ object]
  1. to make a crater or craters in:The runway had been cratered by bombs.

WordReference Random House Unabridged Dictionary of American English © 2024
cra•ter  (krātər),USA pronunciation n., [gen.] Cra•te•ris  (krā tēris)USA pronunciation for 9, v. 
n. 
    1. Geologythe cup-shaped depression or cavity on the surface of the earth or other heavenly body marking the orifice of a volcano.
    2. Geology, AstronomyAlso called impact crater, meteorite crater. (on the surface of the earth, moon, etc.) a bowl-shaped depression with a raised rim, formed by the impact of a meteoroid. Cf. astrobleme.
    3. Astronomy(on the surface of the moon) a circular or almost circular area having a depressed floor, almost always containing a central mountain and usually completely enclosed by walls that are often higher than those of a walled plain;
      ring formation;
      ring. Cf. walled plain.
    4. Geologythe bowllike orifice of a geyser.
    5. the hole or pit in the ground where a bomb, shell, or military mine has exploded.
    6. Electricitythe cavity formed in a positive carbon electrode by an electric arc.
    7. Antiquity[Gk. and Rom. Antiq.]krater.
    8. Metallurgya depression at the end of a bead produced by welding.
    9. Astronomy(cap.) the Cup, a small southern constellation west of Corvus and north of Hydra.

    v.t. 
    1. to make craters in:Bombs had cratered the landscape.
    2. Slang Terms
      • to cancel, abandon, or cast aside:to crater the new project.
      • to destroy or ruin:One more disappointment won't crater me.

    v.i. 
    1. to form a crater or craters:The surface of the concrete cratered and cracked under the repeated impacts.
    • Greek krāté̄r mixing bowl, literally, mixer, equivalent. to krā- (base of kerannýnai to mix) + -tēr agentive suffix; compare crasis
    • Latin
    • 1605–15
    crater•al, crater•ous, adj. 
    crater•like′, adj. 

Cra•ter  (krātər),USA pronunciation n. 
    Joseph Force  (fôrs, fōrs),USA pronunciation 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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更新时间:2024/11/10 17:43:14