redouble

verb

re·​dou·​ble (ˌ)rē-ˈdə-bəl How to pronounce redouble (audio)
redoubled; redoubling; redoubles
Synonyms of redoublenext

transitive verb

1
: to make twice as great in size or amount
broadly : intensify, strengthen
2
a
obsolete : to echo back
b
archaic : repeat

intransitive verb

1
: to become redoubled
2
archaic : resound
3
: to double an opponent's double in bridge
redouble noun

Examples of redouble in a Sentence

They redoubled their efforts to finish the work on time. Their efforts to finish the work redoubled as the deadline drew near.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Kelly also questioned Festinger, Schachter, and Riecken’s claim that the Seekers redoubled their efforts to spread their message. Shayla Love, New Yorker, 17 Dec. 2025 With a team of thousands under his command, Hassabis has redoubled the company’s efforts on large language models, OpenAI’s stronghold. Jeremy Kahn, Fortune, 17 Dec. 2025 Under Marsh, the European studio has redoubled its focus on theatrical films, with its worldwide box office tripling since 2022 thanks to the likes of Paddington in Peru, Back to Black, Wicked Little Letters, and French hit Beating Hearts. Georg Szalai, HollywoodReporter, 16 Dec. 2025 So India looked for other partners, including in the developing world, and redoubled its efforts to build a nuclear program, which could provide an independent deterrent and help hedge against overreliance on the Soviet Union. Tanvi Madan, Foreign Affairs, 16 Dec. 2025 See All Example Sentences for redouble

Word History

First Known Use

15th century, in the meaning defined at transitive sense 1

Time Traveler
The first known use of redouble was in the 15th century

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Cite this Entry

“Redouble.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/redouble. Accessed 19 Dec. 2025.

Kids Definition

redouble

verb
re·​dou·​ble (ˈ)rē-ˈdəb-əl How to pronounce redouble (audio)
: to make or become doubled (as in size or amount)
redoubled their efforts

More from Merriam-Webster on redouble

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