detectograph
detectograph · detectographs
An early audio recording device used in wiretapsAn early audio recording device used in wiretaps.
Meaning
1 sensesAn early audio recording device used in wiretaps.
Origin
From detect + -o- + -graph. Possibly originally a trademark.From detect + -o- + -graph. Possibly originally a trademark.
Wiktionary, CC BY-SA 4.0 · source
Forms
plural: detectographs| Singular | detectograph |
|---|---|
| Plural | detectographs |
regular