Where does “kilogram-force” come from?

kilogram-force (English) comes from English kilogram, from French kilogramme, from French gramme, from Latin gramma, from Ancient Greek γράμμα, from Ancient Greek γράφω, from Proto-Hellenic grəpʰō, from Proto-Indo-European gerbʰ- — to turn, bend, twist, wind; to tie, bind...

kilogram-force (English): A unit of force equal to the weight, on earth (subject to standard gravity at 9.80665 m/s²), of a mass of one kilogram; equal to 9.80665 newtons. Symbol kgf or kgf

Definitions

  1. A unit of force equal to the weight, on earth (subject to standard gravity at 9.80665 m/s²), of a mass of one kilogram; equal to 9.80665 newtons. Symbol kgf or kgf

Ancestry of “kilogram-force”, step by step

kilogram-force traces back through two separate lines of ancestry.

via English kilogram

StepLanguageWordMeaning
1EnglishkilogramIn the International System of Units, the base...
2Frenchkilogrammekilogram
3Frenchgrammegram
4Latingrammagram
5Ancient Greekγράμμαthat which is written, that which is drawn,...
6Ancient Greekγράφωto scratch, cut into; to draw, sketch, paint; to...
7Proto-Hellenicgrəpʰōto scratch, cut or carve into
8Proto-Indo-Europeangerbʰ-to carve
9Proto-Indo-Europeanger-to turn, bend, twist, wind; to tie, bind...

via English Force

StepLanguageWordMeaning
1EnglishForceFalls
2Middle Englishforce
3Old Frenchforcestrength; might
4Latinfortianominative neuter plural of fortis; accusative...
5Latinfortisstrong, powerful; firm, resolute, steadfast,...
6Old Latinforctisstrong
7Proto-Italicforktisstrong, robust
8Proto-Indo-Europeanbʰerǵʰ-to rise; high, lofty; hill, mountain
Every word from Proto-Indo-European ger-