Where does “trirhomboidal” come from?

trirhomboidal (English) comes from English tri, from Proto-Indo-European tréyes — three.

trirhomboidal (English): Having three rhombic faces or sides

Definitions

  1. Having three rhombic faces or sides

Ancestry of “trirhomboidal”, step by step

trirhomboidal traces back through two separate lines of ancestry.

via English tri

StepLanguageWordMeaning
1Englishtritriathlon; triangle
2Proto-Indo-Europeantréyesthree

via English rhomboidal

StepLanguageWordMeaning
1Englishrhomboidalrhomboid, having a rhomboid shape
Every word from Proto-Indo-European tréyes →Every word from English tri →