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BNC: 14487 COCA: 8144

booster

Word family
Related topics: Drugs, medicines, Space
boost·er /ˈbuːstə $ -ər/ noun [countableC]  
1 MDa small quantity of a drug that increases the effect of one that was given before, so that someone continues to be protected against a disease 加强剂量
 a booster shot
加强针
2 HELPsomething that helps someone or something to increase or improve, or to be more successful or confident 起推动作用的事物,令人鼓舞的事情
 a booster pump
增压泵
 a profit booster for the company
对公司利润的刺激
morale/confidence booster
 Mail from home is a big morale booster for faraway troops.
家书可以大大提振远方军队的士气。
3 TTSa rocket that is used to provide extra power for a spacecraft to leave the Earth 助推火箭
 a giant booster rocket
一个巨大的助推火箭
4 American EnglishAmESUPPORT A PERSON, GROUP, OR PLAN someone who gives a lot of support to a person, organization, or idea 拥护者,热心支持者
 a dance organized by the school’s booster club
由学校球迷俱乐部举办的一场舞会
Examples from the Corpus
boost·er noun
Chinese
Syllable
Corpus

See also: boost


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