deep·​en | \ ˈdē-pən How to pronounce deepen (audio) \
deepened; deepening\ ˈdē-​pə-​niŋ How to pronounce deepen (audio) , ˈdēp-​niŋ \

Definition of deepen

transitive verb

: to make deep or deeper

intransitive verb

: to become deeper or more profound

Examples of deepen in a Sentence

They deepened the river so that larger boats could sail through. Age had deepened the lines in his face. The water deepens toward the center of the river. Her powerful words deepened our commitment to the cause. The vacation together deepened their relationship with each other. The mystery was deepened by her silence. This class will deepen your understanding of economics. Living in the country's capital had deepened her knowledge of politics. See More
Recent Examples on the Web Find ways to highlight and showcases your values in ways that deepen your company culture. Andrew Dawson, Forbes, 22 Apr. 2022 Next comes the infrared layer, which is infused with healing amethyst and tourmaline crystals that deepen the benefits of infrared therapy. Spin Contributor, SPIN, 28 Mar. 2022 Let your eyes wander to the areas of this map that deepen into red. New York Times, 3 Mar. 2022 But the ripple effects squeeze global economic growth too – collateral damage that could deepen if oil becomes part of the fray over Ukraine. Laurent Belsie, The Christian Science Monitor, 3 Mar. 2022 Offshore bondholders rejected a proposal this week to extend the maturity of its debt, which could deepen a crisis at the indebted firm. Clay Chandler And Grady Mcgregor, Fortune, 2 Dec. 2021 In recent months, Netflix has announced other moves that deepen its roots in Japan. Patrick Frater, Variety, 9 Nov. 2021 But John Joyce, then an eighth grader at Madison Meadows, was the first of the group to propose something more, something that would deepen their love of Phoenix's first franchise and their friendship for years to come. Katherine Fitzgerald, The Arizona Republic, 18 July 2021 Karlaftis would deepen and diversify the Packers' pass rush by providing a punishing presence up front. Michael Middlehurst-schwartz, USA TODAY, 28 Apr. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'deepen.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of deepen

1598, in the meaning defined at transitive sense

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Dictionary Entries Near deepen

deep ecology



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Last Updated

16 May 2022

Cite this Entry

“Deepen.” Dictionary, Merriam-Webster, Accessed 24 May. 2022.

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More Definitions for deepen


deep·​en | \ ˈdē-pən How to pronounce deepen (audio) \
deepened; deepening

Kids Definition of deepen

: to make or become deep or deeper I deepened the hole.

More from Merriam-Webster on deepen

Nglish: Translation of deepen for Spanish Speakers

Britannica English: Translation of deepen for Arabic Speakers


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