\ ˈdēp How to pronounce deep (audio) \

Definition of deep

 (Entry 1 of 3)

1 : extending far from some surface or area: such as
a : extending far downward a deep well a deep chasm
b(1) : extending well inward from an outer surface a deep gash a deep-chested animal
(2) : not located superficially within the body deep pressure receptors in muscles
c : extending well back from a surface accepted as front a deep closet
d : extending far laterally from the center deep borders of lace
e sports : occurring or located near the outer limits of the playing area hit to deep right field
f sports : thrown or hit for a considerable distance : thrown or hit deep (see deep entry 2 sense 3b) a deep pass a deep fly ball
2 : having a specified extension in an implied direction usually downward or backward a shelf 20 inches deep cars parked three-deep
3a : difficult to penetrate or comprehend : recondite deep mathematical problems deep discussions on the meaning of life
b : mysterious, obscure a deep dark secret
c : grave or lamentable in nature or effect in deepest disgrace
d : of penetrating intellect : wise a deep thinker
e : intensely engrossed or immersed she was deep in her book
f : characterized by profundity of feeling or quality a deep sleep also : deep-seated deep religious beliefs
4a of color : high in saturation and low in lightness a deep red
b : having a low musical pitch (see pitch entry 4 sense 4b) or pitch range a deep voice
5a : situated well within the boundaries a house deep in the woods
b : remote in time or space found deep in rural England
c : being below the level of consciousness deep neuroses
d : covered, enclosed, or filled to a specified degree usually used in combinationankle-deep in mud
6 : large deep discounts
7 : having many good players a deep bullpen
in deep water
: in difficulty or distress



Definition of deep (Entry 2 of 3)

1 : to a great depth : deeply still waters run deep tunneled deep into the earth
2 : far on : late danced deep into the night
3 sports
a : near the outer limits of the playing area the shortstop was playing deep
b : long sense 6 threw deep to the wide receiver hit the ball deep to right field



Definition of deep (Entry 3 of 3)

1a : a vast or immeasurable extent : abyss
b(1) : the extent of surrounding space or time the azure deep
(2) nautical : ocean the briny deep
2 : any of the deep portions of a body of water specifically : a generally long and narrow area in the ocean where the depth exceeds 3000 fathoms (5500 meters) the Aldrich Deep in the south Pacific
3 : the middle or most intense part in the deep of winter
4 nautical : any of the fathom points on a sounding line other than the marks (see mark entry 1 sense 2b)

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Other Words from deep


deeply adverb
deepness noun

Synonyms & Antonyms for deep

Synonyms: Adjective

Synonyms: Noun

Antonyms: Adjective

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Choose the Right Synonym for deep


broad, wide, deep mean having horizontal extent. broad and wide apply to a surface measured or viewed from side to side. a broad avenue wide is more common when units of measurement are mentioned rugs eight feet wide or applied to unfilled space between limits. a wide doorway broad is preferred when full horizontal extent is considered. broad shoulders deep may indicate horizontal extent away from the observer or from a front or peripheral point. a deep cupboard deep woods

Examples of deep in a Sentence

Adjective We walked in the deep snow. a deep valley between the mountains The water is deepest in the middle of the lake. She's afraid of swimming in deep water. a plant with deep roots The house has lots of deep closets. She has a small but deep wound on her arm. This enormous canyon is over a mile deep. The shelves are 10 inches deep. He stepped into an ankle-deep puddle of mud. Adverb The ship now lies deep below the water's surface. Our feet sank deeper into the mud. The treasure was buried deep within the ground. Their secret offices were located deep underground. We walked deep into the forest. The soldiers are operating deep within enemy territory. I stood three feet deep in the water. He stepped ankle-deep into a puddle of mud. Noun the kind of cold weather that we usually have only in the deep of winter sailors exploring the farther reaches of the briny deep
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Recent Examples on the Web: Adjective This could be our hometown, our favorite vacation spot or a location that holds deep sentimental value. Banu Ibrahim, CNN Underscored, "20 host and hostess gifts that are better than a fruit basket," 9 Dec. 2019 Others, however, chose not to go as deep and appreciate the simplicity of the art piece. CBS News, "Performance artist eats banana duct-taped to wall that sold for $120,000," 7 Dec. 2019 Now, Kaye is giving us all a deeper look at the Parachute aesthetic, as well as her own decorating style, with her book, How to Make a House a Home, slated to be released by Clarkson Potter in the spring. Monique Valeris, ELLE Decor, "Parachute Founder Ariel Kaye Wrote a Book to Solve All Your Decorating Problems," 6 Dec. 2019 The Upper Beaver Meadows Road is also closed in the winter and gives beginning snowshoers a fairly flat, three-mile roundtrip opportunity to get used to stomping around in possibly deep snow. Mindy Sink, The Know, "The best snowshoeing trails that are just a short drive from Denver," 6 Dec. 2019 The 2018 eruption of Kilauea in Hawaii featured the spectacular collapse of the volcano’s caldera, creating a hole nearly as deep as One World Trade Center in New York City is tall at its summit. Stephanie Pappas, Scientific American, "A Tiny Leak Led to a Massive, Unexpected Collapse at Kilauea Volcano," 5 Dec. 2019 But looking deeper there are still lessons to learn from Finland’s example. The Economist, "The parable of Finland PISA results can lead policymakers astray," 5 Dec. 2019 If not, the team’s problems are even deeper than many of us have imagined. Terry Pluto, cleveland, "Cleveland Browns: Look past the drama, the offense has regressed," 4 Dec. 2019 Dru Hill, Color Me Badd take us back How deep is Detroit’s love for ’90s R&B? Greg Crawford, Detroit Free Press, "Detroit's Top 10: Cool things to do this weekend, including Tyler Childers, Santa Pub Crawl, Noel Night," 4 Dec. 2019 Recent Examples on the Web: Adverb In the dusty fields near the dry bed of the Gila River in Hyder, not far from the Agua Caliente ghost town, drilling rigs are boring deep into the ground. AZCentral.com, "Megafarms and deeper wells are draining the water beneath rural Arizona – quietly, irreversibly," 5 Dec. 2019 On Wednesday, Qualcomm dove deep into what phone makers and end users can expect from its new processors. Mark Hachman, PCWorld, "Inside the Snapdragon 865: Qualcomm reveals the features you'll find in 2020's best Android phones," 4 Dec. 2019 Police cordoned off the area until deep into the night as forensics experts combed the street for clues. Arkansas Online, "Dutch police arrest suspect in stabbing of 3 teens," 30 Nov. 2019 Kiyosaki digs deep into class systems in today’s society and explains how anyone can elevate themselves into wealth, no matter their beginnings. Ashley Mcdonough, Essence, "8 Books You Need to Read to Get Your Money Right," 27 Nov. 2019 The settlements, especially those populated mainly by radical Jews deep within the West Bank, are both a financial and security burden on the Israeli state. The Economist, "America legitimises Israeli settlements in the West Bank," 19 Nov. 2019 Dreams that the young woman dutifully compiles into dossiers, then takes back to a strange bureaucracy obscured deep within the mountain’s folds. Los Angeles Times, "Artist Shirin Neshat challenges the idea of Muslim women as victims and explores exile," 23 Oct. 2019 Her body was exhumed last year, and an autopsy found no physical evidence of that illness or other conditions that Turner claimed the girl suffered, including seizure disorder and a buildup of fluid in cavities deep within the brain. Colleen Slevin, USA TODAY, "She told 'Make-A-Wish' her daughter was dying. Now, the Colorado mom is charged with murder," 22 Oct. 2019 The resulting confrontation and water leakage from the downgoing plates creates a zone of intense melting deep within Earth, which then forms chains of magma reservoirs within the crust that spawn volcanoes. National Geographic, "Ancient Aztec records reveal hidden earthquake risk," 11 Oct. 2019 Recent Examples on the Web: Noun Suttkus was a relentless field biologist, wading hip- and neck-deep in the waters of the region over the next 50 years, pulling one end of a 10-foot-long seine net while a graduate student at the other end tried to keep up. Richard Conniff, National Geographic, "These surreal jarred fish tell an urgent story of extinction," 20 Sep. 2019 Former Browns defensive lineman Carl Nassib, always eager for revenge on the team that cut him, blew past Chris Hubbard and hit Mayfield, affecting an errant deep throw down the left side for Jaelen Strong that was picked off by Jordan Whitehead. Mary Kay Cabot, cleveland.com, "Baker Mayfield struggles with backups; defense dominates in 13-12 loss to Bucs in 3rd preseason game," 24 Aug. 2019 With 7:09 left in the first quarter and the Browns driving, Hunt lined up next to quarterback Baker Mayfield in the pistol formation with Chubb lined up as the deep back. Dan Labbe, cleveland, "Browns debut new backfield duo and find a willing blocker in Kareem Hunt," 11 Nov. 2019 At the Scripps Institution of Oceanography, Dr. Jennifer Branden found more evidence deep in the ocean floor off Santa Barbara. CBS News, "Microplastics "washing right out into the ocean," marine biologists say," 8 Nov. 2019 The majority of Denver’s problems occurred with its second unit, a deep and experienced group, with all five Dallas reserves scoring in double figures (Maxi Kleber 14, Tim Hardaway Jr. 14, Delon Wright 12, Jalen Brunson 11 and Justin Jackson 10). Kyle Fredrickson, The Denver Post, "Nuggets continue search for all-around performance after first defeat," 30 Oct. 2019 On the next play, Carr attempted a deep throw up the right sideline to Williams that bounced off the receiver’s hands. Matt Kawahara, SFChronicle.com, "Raiders lose to Texans on Deshaun Watson’s TD pass," 27 Oct. 2019 Orion Sang, Detroit Free Press Michiganfootball entered this season with a deep and experienced offensive line. Orion Sang, Detroit Free Press, "Michigan football's offensive line played 'one of our best games' against Penn State," 23 Oct. 2019 Younger players and those gunning for spots in the two-deep received as many reps as possible, too. Fletcher Page, Cincinnati.com, "What we learned during UC football's first training camp scrimmage," 10 Aug. 2019

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

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First Known Use of deep


before the 12th century, in the meaning defined at sense 1


before the 12th century, in the meaning defined at sense 1


before the 12th century, in the meaning defined at sense 1a

History and Etymology for deep

Adjective, Adverb, and Noun

Middle English dep, from Old English dēop; akin to Old High German tiof deep, Old English dyppan to dip — more at dip

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Time Traveler for deep

Time Traveler

The first known use of deep was before the 12th century

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Statistics for deep

Last Updated

12 Dec 2019

Cite this Entry

“Deep.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/deeper. Accessed 13 December 2019.

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More Definitions for deep

How to pronounce deep (audio)

English Language Learners Definition of deep

 (Entry 1 of 2)

: having a large distance to the bottom from the surface or highest point
: going far inward from the outside or the front edge of something
: located far inside something



English Language Learners Definition of deep (Entry 2 of 2)

: far into or below the surface of something
: far into or inside something
: at a specified measurement downward, inward, or backward
\ ˈdēp How to pronounce deep (audio) \
deeper; deepest

Kids Definition of deep

 (Entry 1 of 3)

1 : reaching far down below the surface
2 : reaching far inward or back from the front or outer part a deep cut a deep closet
3 : located well below the surface or well within the boundaries of deep in the ground
4 : coming from well within a deep sigh
5 : completely absorbed deep in thought
6 : hard to understand This story is too deep for me.
7 : mysterious a deep, dark secret
8 : extreme in degree : heavy a deep sleep
9 : dark and rich in color a deep red
10 : low in tone a deep voice

Other Words from deep

deeply adverb


deeper; deepest

Kids Definition of deep (Entry 2 of 3)

1 : to a great depth : deeply
2 : late entry 2 sense 1 She read deep into the night.



Kids Definition of deep (Entry 3 of 3)

1 : a very deep place or part the ocean deeps
2 : ocean sense 1 Pirates sailed the briny deep.
3 : the middle or most intense part the deep of winter
\ ˈdēp How to pronounce deep (audio) \

Medical Definition of deep

1a : extending well inward from an outer surface a deep gash
b(1) : not located superficially within the body or one of its parts deep pressure receptors in muscles
(2) : resulting from or involving stimulation of deep structures deep pain deep reflexes
2 : being below the level of the conscious deep neuroses

Other Words from deep

deeply adverb

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More from Merriam-Webster on deep

Thesaurus: All synonyms and antonyms for deep

Spanish Central: Translation of deep

Nglish: Translation of deep for Spanish Speakers

Britannica English: Translation of deep for Arabic Speakers

Comments on deep

What made you want to look up deep? Please tell us where you read or heard it (including the quote, if possible).


easily led, controlled, or managed

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