definition of
sadness

[1] #1 sadness n. [unhappiness] emotions experienced when not in a state of well-being. wn

[2] #2 sadness n. [sorrow, sorrowfulness] the state of being sad; "she tired of his perpetual sadness". wn

[3] #3 sadness n. [gloominess, lugubriousness] the quality of excessive mournfulness and uncheerfulness. wn