Where does “chainbrake” come from?

chainbrake (English) comes from English brake, from Middle Low German brake, from Proto-Germanic *brekan, from Proto-Germanic brekaną, from Proto-Indo-European bʰrēǵ- — to shine, shimmer.

chainbrake (English): A safety device on a chainsaw that stops the chain during kickback

Definitions

  1. A safety device on a chainsaw that stops the chain during kickback

Ancestry of “chainbrake”, step by step

chainbrake traces back through two separate lines of ancestry.

via English brake

StepLanguageWordMeaning
1EnglishbrakeA fern; bracken; A thicket, or an area overgrown...
2Middle Low Germanbrakestump, branch; nose ring, curb, flax brake
3Proto-Germanic*brekan—
4Proto-Germanicbrekanąto break
5Proto-Indo-Europeanbʰrēǵ-to shine, shimmer

via English chain

StepLanguageWordMeaning
1EnglishchainA series of interconnected rings or links usually...
2Middle EnglishcheyneA chain; a series of links made of metal,...
3Old Frenchchaine—
4Latincatēnachain
5Proto-Indo-Europeankat-cub; to weave, to braid; to link or weave...
Every word from Proto-Indo-European bʰrēǵ- →Every word from Proto-Germanic brekaną →Every word from Proto-Germanic *brekan →
chainbrake — Etymology, Origin & Word History | Etymology Explorer