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deficiency

[ dih-fish-uhn-see ]
/ dɪˈfɪʃ ən si /
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See synonyms for: deficiency / deficiencies on Thesaurus.com

noun, plural de·fi·cien·cies.
the state of being deficient; lack; incompleteness; insufficiency.
the amount lacked; a deficit.
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Also Obsolete, deficience [dih-fish-uhns] /dɪˈfɪʃ əns/ .

Origin of deficiency

First recorded in 1625–35; from Late Latin dēficientia, Latin dēficient- (stem of dēficiēns ); see origin at deficient, -ency

OTHER WORDS FROM deficiency

non·de·fi·cien·cy, noun, plural non·de·fi·cien·cies.pre·de·fi·cien·cy, noun, plural pre·de·fi·cien·cies.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use deficiency in a sentence

British Dictionary definitions for deficiency

deficiency
/ (dɪˈfɪʃənsɪ) /

noun plural -cies
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

Medical definitions for deficiency

deficiency
[ dĭ-fĭshən-sē ]

n.
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.
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