powerful
having or exerting great power or force.
physically strong, as a person: a large, powerful athlete.
producing great physical effects, as a machine or a blow.
potent; efficacious: a powerful drug.
having great effectiveness, as a speech, speaker, description, reason, etc.
having great power, authority, or influence; mighty: a powerful nation.
Chiefly South Midland and Southern U.S. great in number or amount: a powerful lot of money.
Origin of powerful
1synonym study For powerful
Other words for powerful
Opposites for powerful
Other words from powerful
- pow·er·ful·ly, adverb
- pow·er·ful·ness, noun
- o·ver·pow·er·ful, adjective
- o·ver·pow·er·ful·ly, adverb
- o·ver·pow·er·ful·ness, noun
- qua·si-pow·er·ful, adjective
- qua·si-pow·er·ful·ly, adverb
- su·per·pow·er·ful, adjective
- ul·tra·pow·er·ful, adjective
- un·pow·er·ful, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use powerful in a sentence
Large feudal estates were sold, and citizens of towns were enriched and set up by kings as a counterpoise to overpowerful vassals.
Curiosities of Christian History | Croake JamesNevertheless, such an overpowerful champion is usually necessary to a monastery.
Life on a Mediaeval Barony | William Stearns Davis
British Dictionary definitions for powerful
/ (ˈpaʊəfʊl) /
having great power, force, potency, or effect
extremely effective or efficient in action: a powerful drug; a powerful lens
dialect large or great: a powerful amount of trouble
dialect extremely; very: he ran powerful fast
Derived forms of powerful
- powerfully, adverb
- powerfulness, noun
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
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