retrograde(of a celestial body orbiting another: in the opposite direction to the orbited body’s spin) adjective [UK: ˈre.trə.ɡreɪd] [US: ˈre.trə.ˌɡred]
retrograde(of a metamorphic change: resulting from a decrease in pressure or temperature) adjective [UK: ˈre.trə.ɡreɪd] [US: ˈre.trə.ˌɡred]