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Definitions

deficient

[dih-fish-uhnt] / dɪˈfɪʃ ənt /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The county conducted an audit of Harm Reduction-SD in April 2023 that revealed “significant financial control weaknesses including insufficient bank reconciliations and a deficient general ledger,” prosecutors allege.

From Los Angeles Times • Feb. 19, 2026

"If it turns out the shipowners were deficient, they will expect the full force of the law," Lopez told reporters.

From Barron's • Jan. 27, 2026

After MI5 apologised, we then showed that inquiries into what happened by MI5 and the government were deficient and unreliable, with further falsehoods provided to the court.

From BBC • Jan. 25, 2026

In a randomized clinical trial, magnesium increased vitamin D in people who were deficient, while reducing levels in those who already had high amounts.

From Science Daily • Dec. 30, 2025

On a few occasions Emma tried to reassure her, but Etty focused on the fact that she was deficient somehow.

From "Charles and Emma: The Darwins' Leap of Faith" by Deborah Heiligman




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