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单词 booster
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booster

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booster

(buːstəʳ)
Word forms: plural boosters
1. countable noun [usually noun NOUN]
A booster is something that increases a positive or desirable quality.
It was amazing what a morale booster her visits proved.
Praise is a great confidence booster.
2. countable noun
A booster is an extra engine in a machine such as a space rocket, which provides an extra amount of power at certain times.
Ground controllers will then fire the booster, sending the satellite into its properorbit.
3. countable noun
A booster is a small injection of a drug that you have some time after a larger injection, in order to make sure that the first injection will remain effective.
4. countable noun [NOUN noun]
A booster is someone who supports a sports team, organization, person, or place very enthusiastically.
[US]
A former associate of Mr. Pierce's was among the project's boosters.
...the university's biggest athletic booster club.

booster in British English

(ˈbuːstə)
noun
1. 
a person or thing that supports, assists, or increases power or effectiveness
2.  Also called: launch vehicle
the first stage of a multistage rocket
3.  radio, television
a. 
a radio-frequency amplifier connected between an aerial and a receiver to amplify weak incoming signals
b. 
a radio-frequency amplifier that amplifies incoming signals, retransmitting them at higher power
4.  another name for supercharger
5.  short for booster dose
6.  slang, mainly US
a shoplifter

booster in American English

(ˈbustər)
US
noun
1. 
a person who boosts; enthusiastic supporter
2.  Electricity
a device for controlling or varying the voltage in a circuit
3.  Radio and Television
an amplifier between the antenna and the receiver
4. 
any device that provides added power, thrust, or pressure
5. 
a. 
any of the early stages of a multistage rocket
b. 
launch vehicle
: also booster rocket
6. 
booster shot
7.  Slang
a thief, esp. a shoplifter

COBUILD Collocations
booster

confidence booster

Examples of 'booster' in a sentence
booster

There is also a lot of manganese, which is a great energy booster.
The Sun (2016)
It's the perfect confidence booster.
The Sun (2016)
It is a real confidence booster for them.
Times, Sunday Times (2014)
The boiler is thundering like a space shuttle rocket booster.
Times, Sunday Times (2008)
Seeing people who are so appreciative of what you have done is a real morale booster.
The Sun (2012)
And having people listen to you is a brilliant confidence booster.
The Sun (2013)
He needs a quick surface to be at his best and he just needs a confidence booster really.
The Sun (2006)
It was a real confidence booster.
Christianity Today (2000)
It was a fantastic morale booster for our troops in Afghanistan.
The Sun (2010)
When you hit your targets it's a great confidence booster.
The Sun (2012)
Sometimes you need a booster from your team but mine hasn't been cheering me up much recently.
The Sun (2011)
A great confidence booster for the party season.
The Sun (2013)
Colour is also a great confidence booster, and the spring and summer are terrific times to experiment with it.
The Sun (2007)
Known for his pranks and sense of fun, he was expected to be a big morale booster in the camp.
The Sun (2010)
In those older people who are most vulnerable, a booster may be needed as soon as five years after the first dose.
Times, Sunday Times (2007)
I've made numerous calls and been told a booster aerial is needed and engineers will contact me.
The Sun (2015)
His stay lasted another ten days: each morning, he was visited by a doctor who gave him booster injections.
John Harris THE LAST PARTY: Britpop, Blair and the demise of English rock (2003)
The rabies injection has to be given 21 days ahead of a journey, to allow time for the second booster injection.
Times, Sunday Times (2012)
He leads the rhythms out on to the runway and, stamping a sonic overdrive button at his feet, fires the booster rockets.
Times, Sunday Times (2009)
If you do need a booster, your GP can oblige.
The Sun (2013)
The race to launch a rocket booster to the edge of space then land it back on Earth upright and intact was always going to be hard-fought.
Times, Sunday Times (2015)

In other languages
booster

British English: booster NOUN
A booster is something which increases a positive or desirable quality.
It was amazing what a morale booster her visits proved.
  • American English: booster
  • Brazilian Portuguese: intensificador
  • Chinese: 加强剂
  • European Spanish: reinyección
  • French: encouragement
  • German: Auftrieb
  • Italian: stimolo
  • Japanese: 促進するもの
  • Korean: 사기를 높이는 것
  • European Portuguese: intensificador
  • Latin American Spanish: reinyección

All related terms of 'booster'

booster dose
a supplementary injection of a vaccine given to maintain the immunization provided by an earlier dose
booster pump
A booster pump is a pump which is used where pressure is low and needs to be increased.
booster seat
A booster seat or a booster cushion is a special seat which allows a small child to sit in a higher position , for example at a table or in a car .
booster shot
an injection of a vaccine or other antigen some time after the initial series of injections, for maintaining immunity
booster cables
→ jumper cables
booster cushion
an extra seat or cushion placed on an existing seat for a child to sit on in a car
booster rocket
a person or thing that supports, assists , or increases power or effectiveness
morale booster
You can refer to something that makes people feel more confident and cheerful as a morale booster .
confidence booster
A booster is something that increases a positive or desirable quality.
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更新时间：2024/12/22 17:24:18