noun
1. the property of being comparatively great in weight
-
the heaviness of lead
• Syn: ↑heaviness
• Hypernyms: ↑weight
• Hyponyms: ↑heft, ↑heftiness, ↑massiveness, ↑ponderousness, ↑ponderosity, ↑preponderance
2. the relative importance granted to something
-
his opinion carries great weight
-
the progression implied an increasing weightiness of the items listed
• Syn: ↑weight
• Hypernyms: ↑importance
Useful english dictionary. 2012.