Where does “nanohertz” come from?

nanohertz (English) comes from English Hertz, from German Hertz, from German Herz, from Middle High German herze, from Old High German herza, from Proto-West Germanic hertā, from Proto-Germanic hertô, from Proto-Indo-European ḱḗr — heart.

nanohertz (English): A unit of frequency equal to one...

Definitions

  1. A unit of frequency equal to one...

Ancestry of “nanohertz”, step by step

nanohertz traces back through two separate lines of ancestry.

via English Hertz

StepLanguageWordMeaning
1EnglishHertzAlternative letter-case form of hertz
2GermanHertzhertz; Obsolete spelling of Herz
3GermanHerzheart; hearts; sweetheart, darling
4Middle High Germanherzeheart
5Old High Germanherzaheart
6Proto-West Germanichertāheart
7Proto-Germanichertôheart
8Proto-Indo-Europeanḱḗrheart

via English nano

StepLanguageWordMeaning
1EnglishnanoNanotechnology
2Englishnano-API; In the International System of Units and...
3Latinnānusdwarf
4Ancient Greekνᾶνοςdwarf
Every word from Proto-Indo-European ḱḗrEvery word from Proto-Germanic hertôEvery word from Proto-West Germanic hertā
nanohertz — Etymology, Origin & Word History | Etymology Explorer