Found 2 items, similar to weightiness.
English → English (WordNet) Definition: weightiness weightiness n : the property of being comparatively great in weight; “the heaviness of lead” [syn: heaviness] [ant: lightness]
English → English (gcide) Definition: Weightiness Weightiness \Weight"i*ness\, n. The quality or state of being weighty; weight; force; importance; impressiveness. [1913 Webster]