'Covertness' definitions:

Definition of 'covertness'

From: WordNet
noun
The state of being covert and hidden [syn: hiddenness, covertness]

Definition of 'Covertness'

From: GCIDE
  • Covertness \Cov"ert*ness\ (k?v"?rt-n?s), n. Secrecy; privacy. [R.] [1913 Webster]