In the window opening he set small branches about an inch in diameter both vertically and horizontally, and so woven that they formed a substantial grating that could withstand the strength of a powerful animal.

Referring to short people as "the vertically challenged" is political correctness running wild.

The knight moves in the shape of the letter "L": two squares vertically and one horizontally, or one square vertically and two horizontally.

“The nice thing about farming vertically indoors is that you don’t need a lot of space,” Laing said.

In chess, rooks can move vertically and horizontally, bishops move diagonally, and knights jump in the shape of an L.

Cumulonimbus are a dense and vertically developed cloud that produces thunderstorms. The cloud can bring heavy showers, hail, lightning, high winds and sometimes tornadoes.