deepen

[ dee-puhn ]

/ ˈdi pən /

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See synonyms for: deepen / deepening on Thesaurus.com

verb (used with or without object)

to make or become deep or deeper: Larger ships will be able to navigate the river after the main channel is deepened. The shadows deepened toward late afternoon.

Meteorology. to decrease in atmospheric pressure: a deepening cyclone.

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His boss, whom he admires, is waiting to meet with him about the big project.

His boss, who he admires, is waiting to meet with him about the big project.

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Origin of deepen

First recorded in 1595–1605; deep + -en¹

OTHER WORDS FROM deepen

deep·en·er, noundeep·en·ing·ly, adverbo·ver·deep·en, verb (used with object)un·deep·ened, adjective

Words nearby deepen

deep dive, deep down, deep-draw, deep-dyed, deep ecology, deepen, deep end, deep-etch plate, deepfake, deep fat, deep field

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use deepen in a sentence

Dredging technology that is used to deepen ports and harvest minerals from the seafloor also generates low-frequency noise that travels far distances.
Underwater Noise Pollution Is Disrupting Ocean Life—But We Can Fix It|Aryn Baker|February 5, 2021|Time
This knowledge helped deepen my admiration for his writings and mission.
In ‘The Whispering Land,’ a British naturalist collects travel tales — and animals with tails — in Argentina|Andrea Sachs|February 4, 2021|Washington Post
For a long time we thought about other ways we could kind of deepen our relationships with fans in ways that are both enriching to those fans, but also supporting the business model by ticket sales or fees directly from readers.
‘Urgency around the community’: How Pop-Up Magazine pivoted to (even more) experimental storytelling|Kayleigh Barber|February 2, 2021|Digiday
A business that wants to thrive during unprecedented times like these will want to deepen its connection with its customers.
COVID and quarantine are driving contactless retail experiences|Trevor Grigoruk|February 1, 2021|Digiday

Over the next decade, corporate America must deepen its investment in solutions for the mental health and well-being of employees.
Businesses Must Deepen Their Investment in Employees' Mental Health|Margaret Keane|January 29, 2021|Time
Over time, old rivalries began to deepen, particularly over the spoils of corruption.
‘The Good Lie’ and the Hard Truths of South Sudan|John Prendergast|October 3, 2014|DAILY BEAST
The votes of two other incumbents in close races only deepen the mystery.
America United on Syria, for Now|Michael Tomasky|September 19, 2014|DAILY BEAST
But partitioning Andhra, far from healing old wounds, is likely only to deepen them.
India’s Newest State Telangana Is Bosnia Redux|Kranti Rai|March 22, 2014|DAILY BEAST
India was founded to erase divisive identities, not to deepen them.
India’s Newest State Telangana Is Bosnia Redux|Kranti Rai|March 22, 2014|DAILY BEAST
These sketches evolve into larger, more intense ink prints that deepen and fade with each additional attempt.
Jasper Johns: The Secrets of a Master at Work|Justin Jones|March 15, 2014|DAILY BEAST
Hence you may steer West 3/4 South through the night, on which course you will very gradually deepen your water.
Narrative of a Survey of the Intertropical and Western Coasts of Australia] [Volume 2 of 2]|Phillip Parker King
The bronze seemed to deepen in the corporal's face, but it was turned steadily towards his officer.
Winston of the Prairie|Harold Bindloss
As if to deepen the effect of the weird stage setting, Nature contrived that all the winds which blew here should blow mournfully.
Mystery Ranch|Arthur Chapman
It was a discovery calculated to deepen the impression already made upon Thomas's mind.
The Circular Study|Anna Katharine Green
Your agreeing to this will only immeasurably deepen, instead of lessening our inexpressible obligation.'
Robin Redbreast|Mary Louisa Molesworth

British Dictionary definitions for deepen

deepen

/ (ˈdiːpən) /

verb

to make or become deep, deeper, or more intense

Derived forms of deepen

deepener, 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

deepen

Origin of deepen

OTHER WORDS FROM deepen

Words nearby deepen

Words related to deepen

How to use deepen in a sentence

British Dictionary definitions for deepen

Derived forms of deepen