noun, plural de·fi·cien·cies.
Origin of deficiency
Related formsnon·de·fi·cien·cy, noun, plural non·de·fi·cien·cies.pre·de·fi·cien·cy, noun, plural pre·de·fi·cien·cies.
Examples from the Web for deficiency
Dominant models of depression tend to treat the condition as a defect or deficiency.
Nowhere has the deficiency been more painfully on display than with regard to the Middle East.
But, in order to supply to some extent the deficiency, artificial breeding has become very general.Red Palmer: A Practical Treatise on Fly Fishing|James Tayler
Every extra service to one patron means a deficiency of service to other patrons.The Itching Palm|William R Scott
Failure to do this will finally result in an increased proportion of acid in one cell and a deficiency of acid in others.The Automobile Storage Battery|O. A. Witte
Yet this complexity and extension represent nothing positive; they express a deficiency of will.Creative Evolution|Henri Bergson
Indeed, one of his few infirmities was rather a deficiency of self-esteem.Curiosities of Literature, Vol. 1 (of 3)|Isaac D'Israeli