Lightness

Light·ness

Lightness

n.
  1. The state, condition, or quality, of being light or not heavy; buoyancy; levity; fickleness; nimbleness; delicacy; grace.

Lightness

n.
  1. Illumination, or degree of illumination; as, the lightness of a room.
  2. Absence of depth or of duskiness in color; as, the lightness of a tint; lightness of complexion.