Pronunciation: /dɪˈfɪʃənt/
adjective lacking in some necessary quality or element
A1 The student's understanding of basic math concepts is deficient.
A2 Her diet is deficient in essential vitamins and minerals.
B1 The company's training program was found to be deficient in certain areas.
B2 The report highlighted several areas where the organization's security measures were deficient.
C1 The project's budget was deemed deficient by the financial auditors.
C2 The lawyer argued that the evidence presented by the prosecution was deficient and should be dismissed.
formal The report highlighted several areas where the company's training program was deficient.
informal She always feels deficient in math compared to her classmates.
slang I can't believe how deficient his gaming skills are!
figurative His leadership style was deficient in empathy and understanding.
deficient
deficients
more deficient
most deficient
deficient
will be deficient
have been deficient
is being deficient
deficient
deficient
to be deficient
deficiently
deficient