LEVELLER

The same height at all places; parallel to a flat ground.

Example: "This table isn't quite level; see how this marble rolls off it?"

At the same height as some reference; constructed as level with.

Example: "We tried to hang the pictures so that the bottom of the frames were level with the dark line in the wallpaper."

Unvaried in frequency.

Example: "His pulse has been level for 12 hours."

Unvaried in volume.

Example: "His voice has been unchanged. it has been level for 12 hours."

Calm.

Example: "He kept a level gaze."

In the same position or rank.

Straightforward; direct; clear.

Well balanced; even; just; steady; impartial.

Example: "A level head; a level understanding"

Of even tone; without rising or falling inflection; monotonic.

Perpendicular to a gravitational force.

Example: "The earth's oceans remain level in relation to the pull of gravity."