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Definition of frack
frack
/fræk/
frack
Plural:fracks
•Past Simple:fracked
•Past Participle:fracked
•Present Participle:fracking
frack Lexical Profile
CEFR
B2
Grade
9
Tier
2
Usage
Top 10k
Syllables
1
frack Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• verb
1
To inject liquid at high pressure into subterranean rocks or boreholes so as to force open existing fissures and extract oil or gas.
Example
"The energy company plans to frack several new shale wells in the region next year."
Synonyms
View all synonyms for frack• noun
1
An operation or instance of hydraulic fracturing to extract oil or gas from subterranean rock.
Example
"Engineers monitored the pressure levels closely throughout the multi-stage frack."
• Rhymes for frack
• Nearby Words
Word Origin & Etymology
Coined in the mid-20th century as a shortened spelling of 'fracture', specifically from the phrase 'hydraulic fracturing', with the final 'k' added to preserve the hard 'c' sound in inflected forms like 'fracking' and 'fracked'.
Cite this Entry
Wordmom. (2026). Definition of Frack. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/frack