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Showing results for "cracking"
  • present participle of crack.
Synonyms

cracking

American  
[krak-ing] / ˈkræk ɪŋ /

noun

crackings plural
  1. (in the distillation of petroleum or the like) the process of breaking down certain hydrocarbons into simpler ones of lower boiling points by means of excess heat, distillation under pressure, etc., in order to give a greater yield of low-boiling products than could be obtained by simple distillation.


adverb

  1. extremely; unusually.

    We saw a cracking good match at the stadium.

adjective

Informal.
  1. done with precision; smart.

    A cracking salute from the honor guard.

idioms

  1. get cracking. crack.

cracking British  
/ ˈkrækɪŋ /

adjective

  1. informal (prenominal) fast; vigorous (esp in the phrase a cracking pace )

  2. informal to start doing something quickly or do something with increased speed

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

adverb

  1. informal first-class; excellent

    a cracking good match

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. the process in which molecules are cracked, esp the oil-refining process in which heavy oils are broken down into hydrocarbons of lower molecular weight by heat or catalysis See also catalytic cracker

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
cracking Scientific  
/ krăkĭng /
  1. The process of breaking down complex chemical compounds by heating them. Sometimes a catalyst is added to lower the amount of heat needed for the reaction. Cracking is used especially for breaking petroleum molecules into shorter molecules and to extract low-boiling fractions, such as gasoline, from petroleum.

  2. See also hydrocracking


Other Word Forms

Noun Inflected Forms

Etymology

Origin of cracking

First recorded in 1250–1300; Middle English; see crack, -ing 1, -ing 2

Vocabulary lists containing cracking

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Minetree has "cracking comic timing", the Independent said, but appeared to be "hemmed in by the Reese Witherspoon impression she's presumably been told to do".

From BBC • Jun. 30, 2026

Compared with conventional asphalt, PMA is more flexible and better able to resist cracking, rutting, and water damage, making it well suited to Hawaii's tropical climate.

From Science Daily • Jun. 28, 2026

In reality, the structure is likely intended to keep more tourists from taking pictures and cracking jokes about the peeling paint.

From Salon • Jun. 24, 2026

They want to rebuild a concrete pier shut down this month after officials deemed it unsafe because of cracking from decades of pounding surf and storms.

From Los Angeles Times • Jun. 16, 2026

Mama was humming a song, and the tune was cracking my skull open like a nut.

From "Root Magic" by Eden Royce

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