detectograph
detectograph · detectographs
An early audio recording device used in wiretapsAn early audio recording device used in wiretaps.
Значение
значений: 1An early audio recording device used in wiretaps.
Происхождение
From detect + -o- + -graph. Possibly originally a trademark.From detect + -o- + -graph. Possibly originally a trademark.
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Формы
мн. число: detectographs| Ед. число | detectograph |
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| Мн. число | detectographs |
правильный