po

1. (masculine) dust
2. (masculine) powder

Pronounced as (IPA)

[ˈpɔː]

Etymology

Inherited from Latin: pulvis

Cognate with Portuguese: pó

Cognate with Spanish: polvo

In summary

From Old Galician-Portuguese poo, from Vulgar Latin *pulus, from earlier *pulvus n, from Latin pulvis m, from Proto-Indo-European *pel- (“flour, dust”). Compare Portuguese pó. Doublet of polvo, which was borrowed from Spanish polvo.