|—n , pl hertz|
|Hz the derived SI unit of frequency; the frequency of a periodic phenomenon that has a periodic time of 1 second; 1 cycle per second|
|[C20: named after Heinrich Rudolph |
|Hertz (hɜːts, German hɛrts)|
|1.||Gustav (ˈɡʊstaf). 1887--1975, German atomic physicist. He provided evidence for the quantum theory by his research with Franck on the effects produced by bombarding atoms with electrons: they shared the Nobel prize for physics (1925)|
|2.||Heinrich Rudolph (ˈhainrɪç ˈruːdɔlf). 1857--94, German physicist. He was the first to produce electromagnetic waves artificially|
n. pl. hertz
A unit of frequency equal to 1 cycle per second.