From BiblePortal Wikipedia

King James Dictionary [1]

Sad'Ness, n.

1. Sorrowfulness mournfulness dejection of mind as grief and sadness at the memory of sin. 2. A melancholy look gloom of countenance.

Dim sadness did not spare Celestial visages.

3. Seriousness sedate gravity. Let every thing in a mournful subject have an air of sadness.

Webster's Dictionary [2]

(1): ( n.) Seriousness; gravity; discretion.

(2): ( n.) Heaviness; firmness.

(3): ( n.) Quality of being sad, or unhappy; gloominess; sorrowfulness; dejection.