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  • acton
    acton
    noun
    a quilted garment worn under mail in the 13th and 14th centuries; gambeson.
  • Acton
    Acton
    noun
    Lord John Emerich Edward Dalberg-Acton, 1st Baron, 1834–1902, English historian.

acton

1 American  
[ak-tuhn] / ˈæk tən /
Or ackton,

noun

Armor.
  1. a quilted garment worn under mail in the 13th and 14th centuries; gambeson.


Acton 2 American  
[ak-tuhn] / ˈæk tən /

noun

  1. Lord John Emerich Edward Dalberg-Acton, 1st Baron, 1834–1902, English historian.

  2. a former municipal borough in SE England, now part of the London borough of Ealing: center of Puritanism at the time of Cromwell.

  3. a city in NE Massachusetts.


Acton 1 British  
/ ˈæktən /

noun

  1. John Emerich Edward Dalberg, 1st Baron. 1834–1902, English historian: a proponent of Christian liberal ethics and adviser of Gladstone

  2. his grandfather, Sir John Francis Edward. 1736–1811, European naval commander and statesman: admiral of Tuscany (1774–79) and Naples (1779 onwards) and chief minister of Naples (1779–1806)

"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

acton 2 British  
/ ˈæktən /

noun

  1. a jacket or jerkin, originally of quilted cotton, worn under a coat of mail

  2. a leather jacket padded with mail

"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

Acton 3 British  
/ ˈæktən /

noun

  1. a district of the London borough of Ealing

"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

Etymology

Origin of acton

1250–1300; Middle English < Anglo-French aketoun, Old French a ( u ) queton < Old Spanish algodon < Spanish Arabic < Arabic al-quṭun the cotton

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.

See Examples For:

They came shyly down the lane, like well-meaning acton who were trying to do their best, but who were not good at acting.

From "The Once and Future King" by T. H. White

“Now merrily my fiddle goes,    Ye dance and spring around; I sweat with strong exertion    In my acton narrow bound.”

From Grimhild's Vengeance Three Ballads by Thomas James Wise

His sword to his side the warrior tied,    And then himself in his acton casing, A fond adieu to the Damsel cried,    Who sadly stood behind him gazing.

From Proud Signild and Other Ballads by George Henry Borrow

Swayne Felding took the sacrament,    And round the churchyard paced; Within his acton next his breast    The holy host he placed. p.

From The King's Wake and Other Ballads by Thomas James Wise

There rode the little Grimmer,    In golden acton dight; And there rode Seyer the active,    Who yields to none in might.

From The Expedition to Birting's Land and other ballads by George Henry Borrow

If Britain is serious about sovereignty over its AI infrastructure, "you've got to have somewhere to put it", Acton said.

From Barron's Sep. 8, 2026

For industry consultant Mark Acton, the infrastructure is increasingly essential, particularly in London, a city where proximity can provide the ultra-fast response times needed for financial trading.

From Barron's Sep. 8, 2026

Animal Care and Control officials cited “The Exorcist” star Linda Blair after several complaints led county authorities to investigate her Acton dog kennel operation where they discovered 251 canines at the unlicensed facility.

From Los Angeles Times Aug. 5, 2026

The Discovery Museum in Acton, Mass., one of my kids’ favorite places, hosts after-hours events for adults and business meetings during the day.

From The Wall Street Journal Jul. 23, 2026

And inside the front cover there was a big map of London with places on it like Abbey Wood and Poplar and Acton and Stanmore.

From "The Curious Incident of the Dog in the Night-Time" by Mark Haddon

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