Ответ:

parallel to the ground or to the bottom or top edge of something:

Draw a horizontal line across the bottom of the page.

Keep the patient horizontal with the feet slightly raised.

Сравните

vertical adjective

Больше примеров

On this graph, time is on the horizontal X-axis, and distance is on the vertical Y-axis.

Try to avoid wearing clothes with horizontal stripes as they're really not flattering.

Объяснение: