Where does “spherograph” come from?

spherograph (English) comes from English graph, from Ancient Greek γράφω, from Proto-Hellenic grəpʰō, from Proto-Indo-European gerbʰ-, from Proto-Indo-European ger- — to turn, bend, twist, wind; to tie, bind...

spherograph (English): An instrument for facilitating the practical use...

Definitions

  1. An instrument for facilitating the practical use...

Ancestry of “spherograph”, step by step

StepLanguageWordMeaning
1EnglishgraphA data chart intended to illustrate the...
2Ancient Greekγράφωto scratch, cut into; to draw, sketch, paint; to...
3Proto-Hellenicgrəpʰōto scratch, cut or carve into
4Proto-Indo-Europeangerbʰ-to carve
5Proto-Indo-Europeanger-to turn, bend, twist, wind; to tie, bind...
Every word from Proto-Indo-European ger- →Every word from Proto-Indo-European gerbʰ- →Every word from Proto-Hellenic grəpʰō →