1. [ noun ] the quality of being able to meet a need satisfactorily
Synonyms: adequateness

: "he questioned the adequacy of the usual sentimental interpretation of the Golden Rule

Related terms: inadequacy satisfactoriness adequate inadequate
2. [ noun ] the quality of being sufficient for the end in view
Synonyms: sufficiency

"he questioned the sufficiency of human intelligence"

Related terms: insufficiency insufficiency quality quantity ampleness ample meager