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Pronunciation varies by accent · noun
(physics) A hypothetical device, used in thought experiments on causality, that could be used to send signals into one's own past..
Use antitelephone when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Antitelephone means (physics) A hypothetical device, used in thought experiments on causality, that could be used to send signals into one's own past..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use antitelephone where its definition matches the intended context.
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