Definition of phonopore in English:

phonopore

noun ˈfəʊnəpɔː

Telephony historical

An apparatus incorporating two insulated wires wound together so as to combine features of a capacitor and an induction coil, by means of which a telephone or telegraph circuit could be superimposed on an active circuit without interfering with the current carrying the original transmission.

Origin

Late 19th century; earliest use found in The Manufacturer and Builder. From phono- + ancient Greek πόρος passage; compare quot. 1891.

Definition of phonopore in US English:

phonopore

nounˈfəʊnəpɔː

Telephony historical

An apparatus incorporating two insulated wires wound together so as to combine features of a capacitor and an induction coil, by means of which a telephone or telegraph circuit could be superimposed on an active circuit without interfering with the current carrying the original transmission.

Origin

Late 19th century; earliest use found in The Manufacturer and Builder. From phono- + ancient Greek πόρος passage; compare quot. 1891.

词汇	phonopore
释义	Definition of phonopore in English: phonopore noun ˈfəʊnəpɔː Telephony historical An apparatus incorporating two insulated wires wound together so as to combine features of a capacitor and an induction coil, by means of which a telephone or telegraph circuit could be superimposed on an active circuit without interfering with the current carrying the original transmission. Origin Late 19th century; earliest use found in The Manufacturer and Builder. From phono- + ancient Greek πόρος passage; compare quot. 1891. Definition of phonopore in US English: phonopore nounˈfəʊnəpɔː Telephony historical An apparatus incorporating two insulated wires wound together so as to combine features of a capacitor and an induction coil, by means of which a telephone or telegraph circuit could be superimposed on an active circuit without interfering with the current carrying the original transmission. Origin Late 19th century; earliest use found in The Manufacturer and Builder. From phono- + ancient Greek πόρος passage; compare quot. 1891.
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