deep

/di:p/

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Thân thiện

The ship sailed across the deep.

Definition

Adjective:
- Extending far down from the top or surface: Having a great distance from the top or surface to the bottom.
- Extending far back from the front or from an outer surface: Having a great distance inward.
- Of a low sound or musical pitch: Low in tone or frequency.
- Of a color: Strong and dark; not pale.
- Very intense or extreme: To a great degree; profound.
- Difficult to understand: Involving great complexity or obscurity; abstruse.
- Involved to a great extent: Fully absorbed or engrossed in something.
- Coming from or involving one's innermost feelings: Sincere and profound.
Adverb:
- Far down or in: To a great depth or distance inward.
- Far on in time: To a late point in time.
- To a great extent: Profoundly or intensely.
Noun (literary):
- The sea or ocean: The vast body of salt water.
- A deep part of something: The most profound or central part, especially of a period of time.

Usage and Examples

Adjective:
- The lake is very deep here. (Describing physical depth)
- She has a deep voice. (Describing a low vocal pitch)
- They were in deep trouble. (Describing a severe situation)
- He is a deep thinker. (Describing profound thought)
- The book is too deep for me. (Describing something difficult to understand)
- She is deep in thought. (Describing being fully absorbed)
Adverb:
- He buried the treasure deep underground. (Describing distance down)
- We talked deep into the night. (Describing a late time)
- I am deeply grateful for your help. (Note: The adverbial form is often "deeply" for figurative meanings like emotion.)
Noun:
- Strange creatures live in the deep. (Referring to the ocean)
- In the deep of winter, the nights are long. (Referring to the most intense part of a period)

Advanced Usage and Nuances

"Go deep": To become fully involved in or committed to something.
- The investigation will go deep into the organization's finances.
"In deep water": In a difficult or troublesome situation.
- He's in deep water after missing the deadline.
"Deep down": In one's true, often hidden, feelings or nature.
- Deep down, she knew the truth.

Variants and Related Words

Deeply (adverb): To a profound or intense degree. Used more commonly than "deep" as an adverb for figurative meanings (e.g., , ).
Deepen (verb): To make or become deeper.
- The crack deepened over time.
Depth (noun): The distance from the top or surface to the bottom of something; intellectual complexity or intensity.
- We measured the depth of the pool.

Synonyms

Adjective (physical): Bottomless, cavernous, yawning.
Adjective (profound): Intense, profound, heartfelt, abstruse, recondite.
Adjective (low sound): Low-pitched, bass, sonorous.
Adjective (dark color): Dark, rich, intense.
Noun (sea): Ocean, main, brine (poetic).

Antonyms

Adjective (physical): Shallow, superficial.
Adjective (profound): Superficial, trivial, simple.
Adjective (sound): High-pitched, shrill.
Adjective (color): Light, pale, pastel.

Idioms and Phrases

Still waters run deep: A quiet or placid person often has a profound or complex character.
Throw someone in at the deep end: To force someone to start a new and difficult job or activity without help or preparation.
Between the devil and the deep blue sea: Faced with two equally undesirable alternatives.
Knee-deep in something: Very involved in something, especially something problematic or time-consuming.
- He's knee-deep in paperwork.

The ship sailed across the deep.

Noun

literary term for an ocean
- denizens of the deep
a long steep-sided depression in the ocean floor
the central and most intense or profound part
- in the deep of night
- in the deep of winter

Adjective

exhibiting great cunning usually with secrecy
- deep political machinations
- a deep plot
difficult to penetrate; incomprehensible to one of ordinary understanding or knowledge
- the professor's lectures were so abstruse that students tended to avoid them
- a deep metaphysical theory
- some recondite problem in historiography
of an obscure nature
- the new insurance policy is written without cryptic or mysterious terms
- a deep dark secret
- the inscrutable workings of Providence
- in its mysterious past it encompasses all the dim origins of life- Rachel Carson
- rituals totally mystifying to visitors from other lands
with head or back bent low
- a deep bow
large in quantity or size
- deep cuts in the budget
(of darkness) very intense
- thick night
- thick darkness
- a face in deep shadow
- deep night
extending relatively far inward
- a deep border
relatively thick from top to bottom
- deep carpets
- deep snow
strong; intense
- deep purple
- a rich red
having or denoting a low vocal or instrumental range
- a deep voice
- a bass voice is lower than a baritone voice
- a bass clarinet
extreme
- in deep trouble
- deep happiness
very distant in time or space
- deep in the past
- deep in enemy territory
- deep in the woods
- a deep space probe
having great spatial extension or penetration downward or inward from an outer surface or backward or laterally or outward from a center; sometimes used in combination
- a deep well
- a deep dive
- deep water
- a deep casserole
- a deep gash
- deep massage
- deep pressure receptors in muscles
- deep shelves
- a deep closet
- surrounded by a deep yard
- hit the ball to deep center field
- in deep space
- waist-deep
marked by depth of thinking
- deep thoughts
- a deep allegory
relatively deep or strong; affecting one deeply
- a deep breath
- a deep sigh
- deep concentration
- deep emotion
- a deep trance
- in a deep sleep

Adverb

to a great distance
- penetrated deep into enemy territory
- went deep into the woods
to an advanced time
- deep into the night
- talked late into the evening
to a great depth; far down
- dived deeply
- dug deep

deep

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