voluminosity

/vəˌluːmɪˈnɑːsɪti/
noun
  1. The quality or state of being large in volume or size; bulkiness.
    • The voluminosity of the cloud suggested a heavy rain was coming.
    • Fashion designers sometimes use layers to create voluminosity in skirts.
    • The voluminosity of the old encyclopedia made it hard to carry.
Antonyms
What does "voluminosity" mean? | whatsthatwordmean | whatsthatwordmean