'Immediacy' definitions:

Definition of 'immediacy'

(from WordNet)
noun
Lack of an intervening or mediating agency; "the immediacy of television coverage" [syn: immediacy, immediateness] [ant: mediacy, mediateness]
noun
Immediate intuitive awareness [syn: immediacy, immediate apprehension]
noun
The quickness of action or occurrence; "the immediacy of their response"; "the instancy of modern communication" [syn: immediacy, immediateness, instantaneousness, instancy]

Definition of 'Immediacy'

From: GCIDE
  • Immediacy \Im*me"di*a*cy\, n. The relation of freedom from the interventionof a medium; immediateness. --Shak. [1913 Webster]

Synonyms of 'immediacy'

From: Moby Thesaurus