Hertzn.

Brit.

/həːts/, U.S.

/hərts/

Etymology: < the name of H. R. Hertz (1857–1894), German physicist.

1. Used attributively to denote apparatus used or invented, phenomena discovered, or concepts elaborated by Hertz.

ΘΚΠ

the world > matter > physics > electromagnetic radiation > electronics > [adjective] > relating to discoveries of Hertz

Hertz1890

Hertzian1890

1890 Nature Feb. 368 By separating the coats of the jar as far as possible we get a typical Hertz vibrator.

1892 O. Lodge Mod. Views Electr. 361 Hertz waves can get through deal doors and stone walls.

1898 Science Siftings XIV. 117/2 A Hertz-wave ‘detector’.

1898 Westm. Gaz. 12 May 9/2 Experiments in Hertz-wave space telegraphy.

1902 Encycl. Brit. XXXIII. 230/2 This aerial being used as a Hertz oscillator or radiator.

1962 D. R. Corson & P. Lorrain Introd. Electromagn. Fields xiii. 488 The Hertz vector Π is defined by the equation A =εμ^∂Π/ _∂t.

2. Physics. (Usually hertz.) A unit of frequency, equal to one cycle per second. Abbrev. Hz.

ΘΚΠ

the world > matter > physics > electromagnetic radiation > electronics > electronic phenomena > [noun] > frequency > unit of frequency

kilocycle1921

megacycle1926

Hertz1928

Mc1936

Mc/s1936

c/s1940

c.p.s.1940

cycles per second1940

1928 B.B.C. Handbk. 270/1 Hertz, a term sometimes used to designate frequency, meaning one cycle per second.

1934 Electr. Engin. (U.S.) 53 403/2 It was proposed by the Italian committee that the name hertz be given to the unit of frequency—one cycle per second... The hertz is used almost universally in German technical literature.

1967 Electronics 6 Mar. 325/1 Markus continues to use ‘cycles per second’ instead of ‘hertz’.

1967 New Scientist 5 Oct. 6/2 The frequency band between about 10 megahertz and 20 gigahertz is technically suitable for space communication.

This entry has not yet been fully updated (first published 1933; most recently modified version published online September 2018).

单词	hertz
释义	Hertzn. Brit. /həːts/, U.S. /hərts/ Etymology: < the name of H. R. Hertz (1857–1894), German physicist. 1. Used attributively to denote apparatus used or invented, phenomena discovered, or concepts elaborated by Hertz. ΘΚΠ the world > matter > physics > electromagnetic radiation > electronics > [adjective] > relating to discoveries of Hertz Hertz1890 Hertzian1890 1890 Nature Feb. 368 By separating the coats of the jar as far as possible we get a typical Hertz vibrator. 1892 O. Lodge Mod. Views Electr. 361 Hertz waves can get through deal doors and stone walls. 1898 Science Siftings XIV. 117/2 A Hertz-wave ‘detector’. 1898 Westm. Gaz. 12 May 9/2 Experiments in Hertz-wave space telegraphy. 1902 Encycl. Brit. XXXIII. 230/2 This aerial being used as a Hertz oscillator or radiator. 1962 D. R. Corson & P. Lorrain Introd. Electromagn. Fields xiii. 488 The Hertz vector Π is defined by the equation A =εμ^∂Π/ _∂t. 2. Physics. (Usually hertz.) A unit of frequency, equal to one cycle per second. Abbrev. Hz. ΘΚΠ the world > matter > physics > electromagnetic radiation > electronics > electronic phenomena > [noun] > frequency > unit of frequency kilocycle1921 megacycle1926 Hertz1928 Mc1936 Mc/s1936 c/s1940 c.p.s.1940 cycles per second1940 1928 B.B.C. Handbk. 270/1 Hertz, a term sometimes used to designate frequency, meaning one cycle per second. 1934 Electr. Engin. (U.S.) 53 403/2 It was proposed by the Italian committee that the name hertz be given to the unit of frequency—one cycle per second... The hertz is used almost universally in German technical literature. 1967 Electronics 6 Mar. 325/1 Markus continues to use ‘cycles per second’ instead of ‘hertz’. 1967 New Scientist 5 Oct. 6/2 The frequency band between about 10 megahertz and 20 gigahertz is technically suitable for space communication. This entry has not yet been fully updated (first published 1933; most recently modified version published online September 2018). < n.1890
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