deficient

English dictionary entry

Meanings

adj
  1. Lacking something essential; often construed with in.
  2. Insufficient or inadequate in amount.
  3. Of a number n, Having the sum of divisors σ(n)<2n, or, equivalently, the sum of proper divisors (or aliquot sum) s(n)<n.
noun
  1. A person who is deficient.

Pronunciation

/dɪˈfɪʃənt/ en-us-deficient.ogg

Word forms

deficient more deficient most deficient deficients

Etymology

From Latin deficiens, present participle of deficere (“to lack, fail, be wanting”); see defect.

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