Where does “கடகம்” come from?

கடகம் (Tamil) comes from Sanskrit कर्कटक, from Sanskrit कर्कट, from Proto-Indo-Aryan karkartas.

கடகம் (Tamil): the Zodiac sign Cancer

Definitions

  1. the Zodiac sign Cancer

Ancestry of “கடகம்”, step by step

StepLanguageWordMeaning
1Sanskritकर्कटकa crab; the sign Cancer; a pair of tongs
2Sanskritकर्कटcrab; the sign Cancer; a particular bird
3Proto-Indo-Aryankarkartas—
Every word from Proto-Indo-Aryan karkartas →Every word from Sanskrit कर्कट →Every word from Sanskrit कर्कटक →