'Practicability' definitions:

Definition of 'practicability'

From: WordNet
noun
The quality of being usable [syn: practicability, practicableness] [ant: impracticability, impracticableness]

Definition of 'Practicability'

From: GCIDE
  • Practicability \Prac"ti*ca*bil"i*ty\, n. The quality or state of being practicable; practicableness; feasibility. "The practicability of such a project." --Stewart. [1913 Webster]

Synonyms of 'practicability'

From: Moby Thesaurus