What does horozontal mean?

"Horizontal" refers to a direction or orientation that is parallel to the horizon or the ground, meaning it is level and not inclined. In various contexts, it can describe lines, surfaces, or movements that extend from side to side rather than up and down. For example, a horizontal line in geometry runs straight across, while horizontal growth in business refers to expanding into new markets or products at the same level rather than vertically integrating.