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deep
[ deep ]
adjective
- extending far down from the top or surface:
a deep well;
a deep valley.
Antonyms: shallow
- extending far in or back from the front or from an edge, surface, opening, etc., considered as the front:
a deep shelf.
- extending far in width; broad:
deep lace;
a deep border.
- ranging far from the earth and sun:
a deep space probe.
- having a specified dimension in depth:
a tank 8 feet deep.
- covered or immersed to a specified depth (often used in combination):
standing knee-deep in water.
- having a specified width or number of items from front to back (often used in combination):
shelves that are 10 inches deep;
cars lined up at the entrance gates three-deep.
- extending or cutting far down relative to the surface of a given object:
The knife made a deep scar in the table.
- situated far down, in, or back:
deep below the surface;
deep in the woods.
- reaching or advancing far down:
a deep dive.
Antonyms: shallow
- coming from far down:
a deep breath.
- made with the body bent or lowered to a considerable degree:
a deep bow.
- immersed or submerged in or heavily covered with (followed by in ):
a road deep in mud.
- difficult to penetrate or understand; abstruse:
a deep allegory.
Synonyms: obscure, mysterious, recondite
- not superficial; profound:
deep thoughts.
- grave or serious:
deep disgrace.
deep affections.
deep study.
deep sorrow.
- sound and heavy:
deep sleep.
- (of colors) dark and vivid:
a deep red.
- low in pitch, as sound, a voice, or the like:
deep, sonorous tones.
- having penetrating intellectual powers:
a deep scholar.
Synonyms: sagacious, shrewd, intelligent, wise
- profoundly cunning or artful:
a deep and crafty scheme.
deep, dark secrets.
- immersed or involved; enveloped:
a man deep in debt.
deep in thought.
- Baseball. relatively far from home plate:
He hit the ball into deep center field.
- Linguistics. belonging to an early stage in the transformational derivation of a sentence; belonging to the deep structure.
noun
- the deep part of a body of water, especially an area of the ocean floor having a depth greater than 18,000 feet (5,400 meters).
- a vast extent, as of space or time.
- the part of greatest intensity, as of winter.
- Nautical. any of the unmarked levels, one fathom apart, on a deep-sea lead line. Compare mark 1( def 20 ).
- the deep, Chiefly Literary. the sea or ocean:
He was laid to rest in the deep.
adverb
- to or at a considerable or specified depth:
The boat rode deep in the water.
- far on in time:
He claimed he could see deep into the future.
- Baseball. at or to a deep place or position:
The outfielders played deep, knowing the batter's reputation as a slugger.
deep
/ diːp /
adjective
- extending or situated relatively far down from a surface
a deep pool
- extending or situated relatively far inwards, backwards, or sideways
a deep border of trees
- cricket relatively far from the pitch
the deep field
deep third man
- postpositive of a specified dimension downwards, inwards, or backwards
six feet deep
- ( in combination )
a six-foot-deep trench
- coming from or penetrating to a great depth
a deep breath
- difficult to understand or penetrate; abstruse
- learned or intellectually demanding
a deep discussion
- of great intensity; extreme
deep happiness
deep trouble
- postpositivefoll byin absorbed or enveloped (by); engrossed or immersed (in)
deep in debt
deep in study
- very cunning or crafty; devious
a deep plot
- mysterious or obscure
a deep secret
- (of a colour) having an intense or dark hue
- low in pitch or tone
a deep voice
- go off the deep end informal.
- to lose one's temper; react angrily
- to act rashly
- in deep waterin a tricky position or in trouble
- throw someone in at the deep endSee end 1
noun
- any deep place on land or under water, esp below 6000 metres (3000 fathoms)
- the deep
- a poetic term for the ocean
- cricket the area of the field relatively far from the pitch
- the most profound, intense, or central part
the deep of winter
- a vast extent, as of space or time
- nautical one of the intervals on a sounding lead, one fathom apart
adverb
- far on in time; late
they worked deep into the night
- profoundly or intensely
- deep down informal.in reality, esp as opposed to appearance
she is a very kind person deep down
- deep in the pastlong ago
Derived Forms
- ˈdeeply, adverb
- ˈdeepness, noun
Other Words From
- deep·ness noun
- non·deep adjective
- o·ver·deep adjective
- un·deep adjective
- un·deep·ly adverb
Word History and Origins
Origin of deep1
Word History and Origins
Origin of deep1
Idioms and Phrases
- go off the deep end,
- to enter upon a course of action with heedless or irresponsible indifference to consequences.
- to become emotionally overwrought.
- in deep water,
- in difficult or serious circumstances; in trouble.
- in a situation beyond the range of one's capability or skill:
You're a good student, but you'll be in deep water in medical school.
- in deep,
- inextricably involved.
- having made or committed oneself to make a large financial investment.
More idioms and phrases containing deep
- beauty is only skin deep
- between a rock and a hard place (devil and deep blue sea)
- go off the deep end
- in deep
- still waters run deep
Example Sentences
We take a deep breath as the chintzy, 90-minute holiday sewage piles onto us, ready to watch it all and come out victorious on the other side.
But a later unrelated MRI confirmed it was deep endometriosis over her bowel.
Space colonisers come face-to-face with a terrifying life form while scavenging the deep ends of a derelict space station.
But even if Trumpov’s policies help Democrats politically, they may have a deep impact on Californians.
She was released on 18 November on a home detention curfew, but a tag could not be fitted to her leg because of deep vein thrombosis, and it was too large for her wrist.
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
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