From Proto-Italic*alΞ²os, from Proto-Indo-European*hβelbΚ°Γ³sβ(βwhiteβ). Cognates include Latin albus, Ancient Greek αΌΞ»ΟΟΟβ(alphΓ³s, βwhiteness, white leprosyβ), Hittite π πΊπΈβ(alpas, βcloudβ) and Middle Welsh elbidβ(βworldβ).