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active immunity
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circulate
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active placebo
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acoustic reactance
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geniality
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self-possessed
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actinidia polygama
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active subwoofer
active subwoofer /ˈæktɪv ˈsʌbˌwʊfər/
noun
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A subwoofer with a built-in amplifier.
(
active subwoofer
)
A subwoofer with a built-in amplifier.