Where does “hairspring” come from?

hairspring (English) comes from English Hair, from Middle English hēr, from Old English hēr, from Proto-West Germanic *hēr, from Proto-Germanic hē₂r, from Proto-Indo-European ḱe, from Middle English kyt, from German kitt — to bend; curve; arch; vault; to bow, bend, arch,...

hairspring (English): A spring, made of a coil of fine wire, that is...

Definitions

  1. A spring, made of a coil of fine wire, that is...

Ancestry of “hairspring”, step by step

hairspring traces back through two separate lines of ancestry.

via English Hair

StepLanguageWordMeaning
1EnglishHairA pigmented filament of keratin which grows from a follicle on the skin of humans and other mammals
2Middle Englishhēra hair
3Old Englishhērat this place
4Proto-West Germanic*hērhere
5Proto-Germanichē₂rhere, in this place
6Proto-Indo-EuropeanḱeDeictic particle, here; Post-positional...
7Middle Englishkyt
8Germankittputty certain kinds of cement used for fixing e.g. window panes
9Old High Germankuti
10Proto-West Germanickwidugum, resin
11Proto-Germanickweduzresin
12Proto-Indo-Europeangʷet-resin, gum; to say, speak
13Proto-Indo-Europeangū-to bend; curve; arch; vault; to bow, bend, arch,...

via English spring

StepLanguageWordMeaning
1EnglishspringTo burst forth; To grow; To cause to burst forth
2RomanianȘpring
3Germanspringsingular imperative of springen; first-person...
4Germanspringento spring; to leap; to bounce; to dive; to jump;...
5Old High Germanspringan
6Proto-Germanicspringanąto spring, to jump up; to burst, to explode
7Proto-Indo-Europeanspr̥ǵʰ
Every word from Proto-Indo-European gū-Every word from Proto-Indo-European gʷet-Every word from Proto-Germanic kweduz