# Category:Definitions/Vertical

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This category contains definitions related to Vertical.

### Vertical Line

A line is **vertical** if and only if it is parallel to the path taken by a body released from rest in a constant gravitational field.

Hence the adjective **vertically**, meaning **in a vertical line**.

### Vertical Plane

A plane is **vertical** if and only if it contains a vertical line.

## Pages in category "Definitions/Vertical"

The following 6 pages are in this category, out of 6 total.