present participle of beat down

A province of Friuli-Venezia Giulia, Italy. / The capital city of the province of Pordenone, Friuli-Venezia Giulia, Italy.

The feeding relationships between species in a biotic community. / (idiomatic) A hierarchy.

(historical) The empire ruled by the Achaemenid dynasty 550–330 B.C.E.. / (historical) The empire ruled by the Sassanid dynasty 224–651 C.E..