Where does “cyberknife” come from?

cyberknife (English) comes from English knife, from Middle English knyf, from Old English cnīf, from Old Norse knífr, from Proto-Germanic knībaz, from Proto-Germanic knīpaną, from Proto-Indo-European ǵneybʰ-.

cyberknife (English): A robotic arm that performs laser surgery to...

Definitions

  1. A robotic arm that performs laser surgery to...

Ancestry of “cyberknife”, step by step

cyberknife traces back through two separate lines of ancestry.

via English knife

StepLanguageWordMeaning
1EnglishknifeA utensil or a tool designed for cutting,...
2Middle EnglishknyfA knife as a tool or instrument; the following...
3Old Englishcnīfknife
4Old Norseknífrknife
5Proto-Germanicknībazpincers; shears; knife
6Proto-Germanicknīpanąto pinch
7Proto-Indo-Europeanǵneybʰ-

via English cyber

StepLanguageWordMeaning
1EnglishcyberOf, or having to do with, the Internet;...
2EnglishcyberneticsThe theory/science of communication and control...
3Ancient Greekκυβερνήτηςcaptain, steersman, pilot, navigator; guide,...
4Ancient Greek-τήςAppended to verbs to form agent nouns
5Ancient Greekπεῖραtrial, experiment, attempt
6Proto-Indo-Europeanper-before, in front; first; to go through
7Proto-Indo-Europeanpr̥tóspassed , crossed
Every word from Proto-Indo-European ǵneybʰ-