Hertzian
(adjective) of or relating to the physicist Heinrich Hertz or his work; “Hertzian discoveries”
Source: WordNet® 3.1
Hertz"i*an, a.
Definition: Of or pert. to the German physicist Heinrich Hertz.
Hertzian telegraphy, telegraphy by means of the Hertzian waves; wireless telegraphy. -- H. waves, electric waves; -- so called because Hertz was the first to investigate them systematically. His apparatus consisted essentially in an oscillator for producing the waves, and a resonator for detecting them. The waves were found to have the same velocity as light, and to undergo reflection, refraction, and polarization.
Source: Webster’s Unabridged Dictionary 1913 Edition
26 December 2024
(noun) personal as opposed to real property; any tangible movable property (furniture or domestic animals or a car etc)
The first coffee-house in Mecca dates back to the 1510s. The beverage was in Turkey by the 1530s. It appeared in Europe circa 1515-1519 and was introduced to England by 1650. By 1675 the country had more than 3,000 coffee houses, and coffee had replaced beer as a breakfast drink.
