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powerful

[pou-er-fuh l] /ˈpaʊ ər fəl/
adjective
1.
having or exerting great power or force.
2.
physically strong, as a person:
a large, powerful athlete.
3.
producing great physical effects, as a machine or a blow.
4.
potent; efficacious:
a powerful drug.
5.
having great effectiveness, as a speech, speaker, description, reason, etc.
6.
having great power, authority, or influence; mighty:
a powerful nation.
7.
Chiefly South Midland and Southern U.S. great in number or amount:
a powerful lot of money.
Origin
1350-1400
1350-1400; Middle English powarfull. See power, -ful
Related forms
powerfully, adverb
powerfulness, noun
overpowerful, adjective
overpowerfully, adverb
overpowerfulness, noun
quasi-powerful, adjective
quasi-powerfully, adverb
superpowerful, adjective
ultrapowerful, adjective
unpowerful, adjective
Synonyms
1. forceful, strong. Powerful, mighty, potent suggest great force or strength. Powerful suggests capability of exerting great force or overcoming strong resistance: a powerful machine like a bulldozer. Mighty, now chiefly rhetorical, implies uncommon or overwhelming strength of power: a mighty army. Potent implies great natural or inherent power: a potent influence. 5. influential, convincing, forcible, cogent, effective.
Antonyms
1. weak.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for overpower-fully

powerful

/ˈpaʊəfʊl/
adjective
1.
having great power, force, potency, or effect
2.
extremely effective or efficient in action: a powerful drug, a powerful lens
3.
(dialect) large or great: a powerful amount of trouble
adverb
4.
(dialect) extremely; very: he ran powerful fast
Derived Forms
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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Word Origin and History for overpower-fully

powerful

adj.

c.1400, from power (n.) + -ful. Meaning "of great quality or number" is from 1811; colloquial sense of "exceedingly" (adv.) is from 1822. Related: Powerfully. Thornton ("American Glossary") notes powerful as "Much used by common people in the sense of very," along with monstrous and cites curious expressions such as devilish good, monstrous pretty (1799), dreadful polite, cruel pretty, abominable fine (1803), "or when a young lady admires a lap dog for being so vastly small and declares him prodigious handsome" (1799).

Online Etymology Dictionary, © 2010 Douglas Harper
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17
19
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