'Requisiteness' definitions:

Definition of 'requisiteness'

From: WordNet
noun
The state of being absolutely required

Definition of 'Requisiteness'

From: GCIDE
  • Requisite \Req"ui*site\, a. [L. requisitus, p. p. requirere; pref. re- re- + quaerere to ask. See Require.] Required by the nature of things, or by circumstances; so needful that it can not be dispensed with; necessary; indispensable. [1913 Webster]
  • All truth requisite for men to know. --Milton. [1913 Webster]
  • Syn: Necessary; needful; indispensable; essential. [1913 Webster] -- {Req"ui*site*ly}, adv. -- {Req"ui*site*ness}, n. [1913 Webster]