ʾtwrgʾs (Middle Persian) comes from Middle Persian 𐭭𐭥𐭥𐭠, from Proto-Iranian *HáHtr̥š, from Proto-Indo-Iranian *HáHtr̥š, from Proto-Indo-European h₂eh₁ter- — fire.
ʾtwrgʾs (Middle Persian): fire altar
Definitions
fire altar
Ancestry of “ʾtwrgʾs”, step by step
ʾtwrgʾs traces back through two separate lines of ancestry.