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booster - definition and synonyms

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noun [countable]     booster pronunciation in American English
/ˈbustər/
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singularbooster
pluralboosters
Related words
  1. 1
    medical a small extra amount of a medical drug that you are given so that a drug you had before will continue to be effective

    a tetanus booster

  2. 2
    something that makes you feel more confident, more healthy, etc.

    Fruit is an excellent health booster.

    confidence/morale booster:

    A new haircut can be a great confidence booster.

  3. 3
    an extra engine on a spacecraft that gives it enough power to leave the Earth’s atmosphere
  4. 4
    American someone who publicly supports a person, plan, or organization

    The new airport, say its boosters, would do a lot for the local economy.

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hygge

a lifestyle focussing on simple pleasures such as comfort and cosiness in the home, and spending time with friends and family

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sofar

a form of location that involves the underwater detonation of a bomb which causes sound waves that are picked up by ships

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