level

Even, flat, straight, smooth, horizontal. Having all parts equally as high as all other parts.

Example: This table is not level: things are rolling off it.

If one thing is level with another, they are at the same height.

Example: The bookshelf is level with the top of the door frame.

A level is a place that is higher or lower than some other places.

Example: The room you want is on the third level of this building.

A tool for finding out whether a surface is level.

: This short section needs someone to add to it.