Meaning of SUFFICIENCY in English
suf ‧ fi ‧ cien ‧ cy AC /səˈfɪʃ ə nsi/ BrE AmE noun formal
[ Word Family: verb : ↑ suffice ; noun : ↑ sufficiency ; adverb : ↑ sufficiently ≠ ↑ insufficiently ; adjective : ↑ sufficient ≠ ↑ insufficient ]
1 . [uncountable] the state of being or having enough:
The war has affected the country’s economic sufficiency.
2 . a sufficiency of something a supply that is enough:
a sufficiency of raw materials
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012