- the state of being deficient; lack; incompleteness; insufficiency.
- the amount lacked; a deficit.
Origin of deficiency
SynonymsSee more synonyms on Thesaurus.com
1. shortage, inadequacy, paucity, scarcity.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for deficiency
It is the deficiency, and not the excess of this quality, that is to be feared.Tales And Novels, Volume 4 (of 10)
Wherever her heart was interested, there never seemed a deficiency of mind.
"We must do our best to supply the deficiency," said Morton, as he entered.
Besides, it supplies a deficiency which would have occurred had it been left out.
The deficiency is something over two hundred million florins.Jennie Baxter, Journalist
- the state or quality of being deficient
- a lack or insufficiency; shortage
- another word for deficit
- biology the absence of a gene or a region of a chromosome normally present
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for deficiency
Online Etymology Dictionary, © 2010 Douglas Harper
- A lack or shortage of something essential to health; an insufficiency.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.