Where does “วงโคจร” come from?

วงโคจร (Thai) comes from Thai วง, from Old Khmer វាង៑, from Proto-Mon-Khmer wa(a)ŋ — enclosure.

วงโคจร (Thai): orbit, revolution

Definitions

  1. orbit, revolution

Ancestry of “วงโคจร”, step by step

วงโคจร traces back through two separate lines of ancestry.

via Thai วง

StepLanguageWordMeaning
1Thaiวงcircle; oval; round or elliptical object
2Old Khmerវាង៑—
3Proto-Mon-Khmerwa(a)ŋenclosure

via Thai โคจร

StepLanguageWordMeaning
1Thaiโคจรto orbit
Every word from Proto-Mon-Khmer wa(a)ŋ →Every word from Old Khmer វាង៑ →Every word from Thai วง →