An
arch-gravity dam, curved-gravity dam or
arched dam is a dam with the characteristics of both an
arch dam and a gravity dam .
Kaynak: Arch-gravity damAn archenemy, archfoe, archvillain or archnemesis (sometimes spelled
arch-enemy,
arch-foe,
arch-villain or
arch-nemesis, originated around
Kaynak: ArchenemyThe word archangel is derived from the Greek ἀρχάγγελος (
arch- + angel, literally chief angel. In Judaism: File:Jacob Wrestling with the
Kaynak: ArchangelHoover Dam, once known as Boulder Dam, is a concrete
arch-gravity dam in the Black Canyon of the Colorado River , on the border between
Kaynak: Hoover Dam