Found 2 items, similar to effectualness.
English → English (WordNet) Definition: effectualness effectualness n : power to be effective; the quality of being able to bring about an effect [syn: effectiveness, effectivity, effectuality] [ant: ineffectiveness]
English → English (gcide) Definition: Effectualness Effectualness \Ef*fec"tu*al*ness\, n. The quality of being effectual. [1913 Webster]