noun, plural in·suf·fi·cien·cies for 2.
Origin of insufficiency
Examples from the Web for insufficiency
Historical Examples of insufficiency
His want of success arose from the insufficiency, not the fallacy, of theory.Tales And Novels, Volume 8 (of 10)
The insufficiency, the inadequacy of his staff and of chief-of-staff.Diary from November 12, 1862, to October 18, 1863
It is conscious of their ultimate identity and their present insufficiency.Mountain Meditations
And then the vanity of it, the cruelty and insufficiency of it!The Manxman
The former says of himself that he was 'stopped of his degree for dulness and insufficiency.'The Curse of Education
Harold E. Gorst
1520s, from Late Latin insufficientia, noun of quality from insufficientem (see insufficient). Insufficience "deficiency" is from early 15c.