"downward direction" is correct and usable in written English.
It is typically used to refer to the movement of something in a downward direction, such as a line or an object. Example sentence: The graph showed a clear downward direction in the stock price.
The angle of the shots indicated they were fired through the top in a downward direction.
But reality shows do not always push the envelope in a downward direction.
He said the Fed would "strongly resist deviations from price stability in the downward direction".
BigBeard's expression is fluid, like dirty water going down a gutter, habitually moving in a downward direction.
The key principle is that all forces acting on an object used for resistance training act in a downward direction.
He was barely 19 & skinny, with a widow's peak & a pointed nose & a long, pointed chin that gave his face an odd sort of downward direction..
The overall trade deficit for the United States peaked last summer and has been bouncing around since then, but with an overall downward direction.
He was barely 19 & skinny, with a widow's peak & a pointed nose & a long, pointed chin that gave his face an odd sort of downward direction.
Those currencies and markets that are free to move most notably Australia's dollar, and shares in Hong Kong, Singapore and Tokyo—have done so in a downward direction.
The past few months have also weakened the argument that Latvia must have a flexible currency because wages and prices are "sticky" in a downward direction.
And while the dissatisfaction may have more to do with Wenger and the general downward direction in which the club appear to be heading, taking things into context, the players deserved applauding off the pitch for their effort.
