Where does “tahun cahaya” come from?
tahun cahaya (Malay) comes from Indonesian cahaya, from Malay cahaya, from Sanskrit छाया, from Proto-Indo-Iranian śćaHyáH, from Proto-Indo-European (s)ḱeh₃ih₂, from Proto-Indo-European (s)ḱeh₃- — darkness, shadow.
tahun cahaya (Malay): lightyear
Ancestry of “tahun cahaya”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Indonesian | cahaya | glow; light; ray |
| 2 | Malay | cahaya | glow; light; ray |
| 3 | Sanskrit | छाया | shadow; shade; shady place; reflection; shading... |
| 4 | Proto-Indo-Iranian | śćaHyáH | shade, shadow |
| 5 | Proto-Indo-European | (s)ḱeh₃ih₂ | shadow, shade |
| 6 | Proto-Indo-European | (s)ḱeh₃- | darkness, shadow |