'Sumptuosity' definitions:

Definition of 'sumptuosity'

From: WordNet
noun
The quality possessed by something that is excessively expensive [syn: lavishness, luxury, sumptuosity, sumptuousness]

Definition of 'Sumptuosity'

From: GCIDE
  • Sumptuosity \Sump`tu*os"i*ty\, n. [L. sumptuositas: cf. F. somptuosit['e].] Expensiveness; costliness; sumptuousness. [R.] --Sir W. Raleigh. [1913 Webster]