单词

deep

释义

deep

adjective

/diːp/

(comparative deeper, superlative deepest)

Word Family

deep adjective adverb
deeply adverb
deepen verb
depth noun

Idioms

jump to other results

top to bottom

having a large distance from the top or surface to the bottom

a deep hole/well/river
deep water/snow
The water looks quite deep there.
Around the world, the deep oceans are heating.
Sunflowers have deep roots.
(figurative) The custom has deep roots in the community.

opposite shallow

Oxford Collocations Dictionaryverbs

be
look

adverb

extremely
fairly
very
…

See full entry

front to back

having a large distance from the front edge to the furthest point inside

a deep cut/wound
deep space

opposite shallow

Oxford Collocations Dictionaryverbs

be
look

adverb

extremely
fairly
very
…

See full entry

measurement

used to describe or ask about the depth of something

The water is only a few centimetres deep.
How deep is the wound?

-deep

(in adjectives) as far up or down as the point mentioned

The water was only waist-deep so I walked ashore.
She stood knee-deep in the water.
We were walking in ankle-deep water.

(in adjectives) in the number of rows mentioned, one behind the other

They were standing three-deep at the bar.

breath/sigh

[usually before noun] taking in or giving out a lot of air

She took a deep breath.
He gave a deep sigh.

sleep

a person in a deep sleep is difficult to wake

She fell into a deep sleep.
to be in a deep trance/coma

opposite light

colours

strong and dark

a rich deep red

opposite pale

Extra Examples

He had a pale face with deep blue eyes.
Her lipstick was a deep shade of scarlet.
The colour is deeper when the grapes are dried.

Topics Colours and Shapesb2

sounds

low

I heard his deep warm voice filling the room.
We heard a deep roar in the distance.
He gave a deep groan.

Oxford Collocations Dictionaryverbs

be
sound
become
…

adverb

extremely
fairly
very
…

See full entry

emotions

strongly felt synonym sincere

a very deep feeling of love
I felt a deep sense of loss when I heard of her death.
They expressed deep concern.
We extend our deepest sympathies to his family.
It was with deep regret that I accepted his resignation.
They have a deep respect for tradition.

Oxford Collocations Dictionaryverbs

adverb

extremely
fairly
very
…

See full entry

serious

extreme or serious

He's in deep trouble.
a deep economic recession
The affair had exposed deep divisions within the party.
a place of great power and of deep significance

knowledge

showing great knowledge or understanding

She had reached a deep understanding of the local culture.
We will need a deeper analysis of this problem.

difficult to understand

difficult to understand synonym profound

This discussion's getting too deep for me.
He always sought for a deeper meaning in everything.
They spent hours discussing deep philosophical issues.

Extra Examples

None of the insights contained in the book were particularly deep.
He pondered, as if over some deep philosophical point.

involved

deep in something fully involved in an activity or a state

to be deep in thought/conversation
He is often so deep in his books that he forgets to eat.
The firm ended up deep in debt.

person

if a person is deep, they hide their real feelings and opinions

She's always been a deep one, trusting no one.

Topics Opinion and argumentc2

in sport

to or from a position far down or across the field

a deep ball from Brown

deep

adverb

/diːp/

(deeper, deepest)

Word Family

deep adjective adverb
deeply adverb
deepen verb
depth noun

Idioms

jump to other results

a long way below the surface of something or a long way inside or into something
- Dig deeper!
- + adv./prep. The miners were trapped deep underground.
- whales that feed deep beneath the waves
- deep in the forest
- He stood with his hands deep in his pockets.
- He gazed deep into her eyes.
- They sat and talked deep into the night (= until very late).
- The plane landed deep behind enemy lines.
- (figurative) to sink deeper into poverty/debt
Which Word? deep / deeply
deep / deeply
- The adverbs deep and deeply can both mean ‘a long way down or into something’. Deep can only mean this and is more common than deeply in this sense. It is usually followed by a word like into or below:
  We decided to go deeper into the jungle.
- Deeply usually means ‘very much’:
  deeply in love
  deeply shocked.
  You can use deep down (but not deeply) to talk about a person’s real nature:
  She can seem stern, but deep down she’s a very kind person.
  She can seem stern, but deeply she’s a very kind person.
Word OriginOld English dēop (adjective), dīope, dēope (adverb), of Germanic origin; related to Dutch diep and German tief, also to dip.

Idioms

deep down

if you know something deep down, you know your true feelings about something, although you may not admit them to yourself
- Deep down I still loved him.
if something is true deep down, it is really like that, although it may not be obvious to people
- He seems confident but deep down he's quite insecure.

dig deep (into something)

to search for information in a careful and detailed way
- You'll need to dig deep into the records to find the figures you want.
to try hard to provide the money, equipment, etc. that is needed
- We're asking you to dig deep for the earthquake victims.

dig (deep) in/into your pocket(s), savings, etc.

to spend a lot of your own money on something

go/run deep

(of emotions, beliefs, etc.) to be felt in a strong way, especially for a long time
- Feelings about the death of a parent are bound to go deep.
- Dignity and pride run deep in this community.
- This suspicion runs very deep among some government members.

still waters run deep

(saying) a person who seems to be quiet or shy may surprise you by knowing a lot or having deep feelings

deep

noun

/diːp/

Word Family

deep adjective adverb
deeply adverb
deepen verb
depth noun

jump to other results

the deep
[singular] (literary) the sea
- His body was committed to the deep (= he was buried at sea).
the deep [singular], the deeps [plural]
a deep part of something; the deepest part of something
- in the deep of night/winter (= in the middle of the night/of winter)
- (figurative) the deeps of sorrow
- the deeps of Loch Ness

Word OriginOld English dēop (adjective), dīope, dēope (adverb), of Germanic origin; related to Dutch diep and German tief, also to dip.

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单词	deep
释义	deep adjective /diːp/ /diːp/ (comparative deeper, superlative deepest) Word Family deep adjective adverb deeply adverb deepen verb depth noun Idioms jump to other results top to bottom having a large distance from the top or surface to the bottom a deep hole/well/river deep water/snow The water looks quite deep there. Around the world, the deep oceans are heating. Sunflowers have deep roots. (figurative) The custom has deep roots in the community. opposite shallow Oxford Collocations Dictionaryverbs be look adverb extremely fairly very … See full entry front to back having a large distance from the front edge to the furthest point inside a deep cut/wound deep space opposite shallow Oxford Collocations Dictionaryverbs be look adverb extremely fairly very … See full entry measurement used to describe or ask about the depth of something The water is only a few centimetres deep. How deep is the wound? -deep (in adjectives) as far up or down as the point mentioned The water was only waist-deep so I walked ashore. She stood knee-deep in the water. We were walking in ankle-deep water. (in adjectives) in the number of rows mentioned, one behind the other They were standing three-deep at the bar. breath/sigh [usually before noun] taking in or giving out a lot of air She took a deep breath. He gave a deep sigh. sleep a person in a deep sleep is difficult to wake She fell into a deep sleep. to be in a deep trance/coma opposite light colours strong and dark a rich deep red opposite pale Extra Examples He had a pale face with deep blue eyes. Her lipstick was a deep shade of scarlet. The colour is deeper when the grapes are dried. Topics Colours and Shapesb2 sounds low I heard his deep warm voice filling the room. We heard a deep roar in the distance. He gave a deep groan. Oxford Collocations Dictionaryverbs be sound become … adverb extremely fairly very … See full entry emotions strongly felt synonym sincere a very deep feeling of love I felt a deep sense of loss when I heard of her death. They expressed deep concern. We extend our deepest sympathies to his family. It was with deep regret that I accepted his resignation. They have a deep respect for tradition. Oxford Collocations Dictionaryverbs be go run … adverb extremely fairly very … See full entry serious extreme or serious He's in deep trouble. a deep economic recession The affair had exposed deep divisions within the party. a place of great power and of deep significance knowledge showing great knowledge or understanding She had reached a deep understanding of the local culture. We will need a deeper analysis of this problem. difficult to understand difficult to understand synonym profound This discussion's getting too deep for me. He always sought for a deeper meaning in everything. They spent hours discussing deep philosophical issues. Extra Examples None of the insights contained in the book were particularly deep. He pondered, as if over some deep philosophical point. involved deep in something fully involved in an activity or a state to be deep in thought/conversation He is often so deep in his books that he forgets to eat. The firm ended up deep in debt. person if a person is deep, they hide their real feelings and opinions She's always been a deep one, trusting no one. Topics Opinion and argumentc2 in sport to or from a position far down or across the field a deep ball from Brown see also depth Word OriginOld English dēop (adjective), dīope, dēope (adverb), of Germanic origin; related to Dutch diep and German tief, also to dip. Idioms between the devil and the deep blue sea in a difficult situation where there are two equally unpleasant or unacceptable choices Topics Preferences and decisionsc2 in deep water(s) (informal) in trouble or difficultyTopics Difficulty and failurec2 in the shit \| in deep shit (taboo, slang) in trouble I'll be in the shit if I don't get this work finished today. You’re in deep shit now. deep adverb /diːp/ /diːp/ (deeper, deepest) Word Family deep adjective adverb deeply adverb deepen verb depth noun Idioms jump to other results a long way below the surface of something or a long way inside or into something Dig deeper! + adv./prep. The miners were trapped deep underground. whales that feed deep beneath the waves deep in the forest He stood with his hands deep in his pockets. He gazed deep into her eyes. They sat and talked deep into the night (= until very late). The plane landed deep behind enemy lines. (figurative) to sink deeper into poverty/debt Which Word? deep / deeplydeep / deeply The adverbs deep and deeply can both mean ‘a long way down or into something’. Deep can only mean this and is more common than deeply in this sense. It is usually followed by a word like into or below: We decided to go deeper into the jungle. Deeply usually means ‘very much’: deeply in love deeply shocked. You can use deep down (but not deeply) to talk about a person’s real nature: She can seem stern, but deep down she’s a very kind person. She can seem stern, but deeply she’s a very kind person. Word OriginOld English dēop (adjective), dīope, dēope (adverb), of Germanic origin; related to Dutch diep and German tief, also to dip. Idioms deep down if you know something deep down, you know your true feelings about something, although you may not admit them to yourself Deep down I still loved him. if something is true deep down, it is really like that, although it may not be obvious to people He seems confident but deep down he's quite insecure. dig deep (into something) to search for information in a careful and detailed way You'll need to dig deep into the records to find the figures you want. to try hard to provide the money, equipment, etc. that is needed We're asking you to dig deep for the earthquake victims. dig (deep) in/into your pocket(s), savings, etc. to spend a lot of your own money on something go/run deep (of emotions, beliefs, etc.) to be felt in a strong way, especially for a long time Feelings about the death of a parent are bound to go deep. Dignity and pride run deep in this community. This suspicion runs very deep among some government members. still waters run deep (saying) a person who seems to be quiet or shy may surprise you by knowing a lot or having deep feelings deep noun /diːp/ /diːp/ Word Family deep adjective adverb deeply adverb deepen verb depth noun jump to other results the deep [singular] (literary) the sea His body was committed to the deep (= he was buried at sea). the deep [singular], the deeps [plural] a deep part of something; the deepest part of something in the deep of night/winter (= in the middle of the night/of winter) (figurative) the deeps of sorrow the deeps of Loch Ness Word OriginOld English dēop (adjective), dīope, dēope (adverb), of Germanic origin; related to Dutch diep and German tief, also to dip.
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