Englishfor English speakers
booster
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noun
an additional dose that makes sure the first dose was effective
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noun
the first stage of a multistage rocket
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noun
an amplifier for restoring the strength of a transmitted signal
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noun
a thief who steals goods that are in a store
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noun
(= promoter)
someone who is an active supporter and advocate
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noun
(= supporter, friend)
a person who backs a politician or a team etc
all their supporters came out for the game
they are friends of the library
resistance
Noun
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Resistance is the amount of force pushing against an object.
As I run, the resistance of the air slows me down by a bit, making it harder for me to run faster.
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Resistance is electrical resistance, which is the opposition to the flow of an electrical current.
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A resistance is an illegal organization that tries to use force to fight for freedom and human rights.