Where does “lensgrinding” come from?

lensgrinding (English) comes from English grinding, from Middle English gryndynge, from Middle English grynden, from Old English grindan, from Proto-Germanic grindaną, from Proto-Indo-European gʰrendʰ- — beam, plank.

lensgrinding (English): The work of grinding lenses

Definitions

  1. The work of grinding lenses

Ancestry of “lensgrinding”, step by step

lensgrinding traces back through two separate lines of ancestry.

via English grinding

StepLanguageWordMeaning
1Englishgrindingpresent participle of grind; The action of...
2Middle Englishgryndyngegrinding
3Middle Englishgryndento grind
4Old Englishgrindanto destroy by crushing; to grind
5Proto-Germanicgrindanąto grind
6Proto-Indo-Europeangʰrendʰ-beam, plank

via English lens

StepLanguageWordMeaning
1EnglishlensAn object, usually made of glass, that focuses or...
2Latinlēnslentil
Every word from Proto-Indo-European gʰrendʰ- →Every word from Proto-Germanic grindaną →Every word from Old English grindan →