booster

noun

/ˈbuːstə(r)/

/ˈbuːstər/

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(also booster rocket)
a rocket that gives a spacecraft extra power when it leaves the earth, or that makes a missile go furtherTopics Spacec2
a device that gives extra power to a piece of electrical equipment
an extra small amount of a drug that is given to increase the effect of one given earlier, for example to protect you from a disease for longer
- a tetanus booster
Topics Social issuesc2
a thing that helps, encourages or improves somebody/something
- a morale/confidence booster
Topics Change, cause and effectc2
(especially North American English) a person who gives their support to somebody/something, especially in politics
- a meeting of Republican boosters

单词	booster
释义	booster noun /ˈbuːstə(r)/ /ˈbuːstər/ jump to other results (also booster rocket) a rocket that gives a spacecraft extra power when it leaves the earth, or that makes a missile go furtherTopics Spacec2 a device that gives extra power to a piece of electrical equipment an extra small amount of a drug that is given to increase the effect of one given earlier, for example to protect you from a disease for longer a tetanus booster Topics Social issuesc2 a thing that helps, encourages or improves somebody/something a morale/confidence booster Topics Change, cause and effectc2 (especially North American English) a person who gives their support to somebody/something, especially in politics a meeting of Republican boosters
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