Definition of characteristic impedance in English:

characteristic impedance

noun

Physics
  • A parameter of a uniform transmission line of indefinite length, equal to the ratio of the voltage to the amplitude of a single wave travelling along it; (equivalently) the impedance which when terminating an arbitrary length of line at its output will give rise to an input impedance of the same value; symbol Z0.

Origin

Early 20th century. From characteristic + impedance.

Pronunciation

characteristic impedance

/ˌkarɪktəˌrɪstɪk ɪmˈpiːdns/