Question

What is the horizontal​

Answer 1

Answer:

Vertical and horizontal

In astronomy, geography, and related sciences and contexts, a direction or plane passing by a given point is said to be vertical if it contains the local gravity direction at that point. Conversely, a direction or plane is said to be horizontal if it is perpendicular to the vertical direction. Wikipedia

Answer 2

going from side to side, not up and down; flat or level

क्षितिज के समानांतर, एक पार्श्व से दूसरे पार्श्व की ओर (न कि ऊपर और नीचे); समतल