[syn: burdensomeness, heaviness, onerousness, oppressiveness]
The Collaborative International Dictionary of English v.0.48:
Heaviness \Heav"i*ness\, n.
The state or quality of being heavy in its various senses;
weight; sadness; sluggishness; oppression; thickness.
[1913 Webster]
WordNet (r) 3.0 (2006):
heaviness
n 1: the property of being comparatively great in weight; "the
heaviness of lead" [syn: heaviness, weightiness] [ant:
lightness, weightlessness]
2: persisting sadness; "nothing lifted the heaviness of her
heart after her loss"
3: an oppressive quality that is laborious and solemn and lacks
grace or fluency; "a book so serious that it sometimes
subsided into ponderousness"; "his lectures tend to heaviness
and repetition" [syn: ponderousness, heaviness]
4: used of a line or mark [syn: thickness, heaviness]
5: unwelcome burdensome difficulty [syn: burdensomeness,
heaviness, onerousness, oppressiveness]