Dictionary
in•ef•fi•cien•cy
Pronunciation: (in"i-fish'un-sē), [key]—
n.,
—pl. -cies for 2.
1. the quality or condition of being inefficient; lack of efficiency.
2. an instance of inefficiency:
This work is riddled with inefficiencies. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.