'Effectualness' definitions:
Definition of 'effectualness'
From: WordNet
noun
Power to be effective; the quality of being able to bring about an effect [syn: effectiveness, effectivity, effectualness, effectuality] [ant: ineffectiveness, ineffectuality, ineffectualness]
Definition of 'Effectualness'
From: GCIDE
- Effectualness \Ef*fec"tu*al*ness\, n. The quality of being effectual. [1913 Webster]