deficient

See also: déficient

English

Etymology

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

Pronunciation

• (UK) IPA^(key): /dɪˈfɪʃənt/

• Audio (US):

  (file)

• Rhymes: -ɪʃənt

Adjective

deficient (comparative more deficient, superlative most deficient)

1. Lacking something essential; often construed with in.

   They were deficient in social skills.

2. Insufficient or inadequate in amount.
3. (mathematics) 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.

Derived terms

• bideficient
• biodeficient
• deficiently
• deficientness
• deficient number
• haplodeficient
• hyperdeficient
• immunodeficient
• indeficient
• multideficient
• nondeficient
• phosphodeficient
• pseudodeficient
• rank-deficient
• self-deficient
• undeficient

 

Related terms

• defect
• defection
• defective
• defector
• deficiency
• deficit

Translations

lacking something essential

• Bulgarian: несъвършен (bg) (nesǎvǎršen), с недостатъци (s nedostatǎci)
• Catalan: deficient
• Finnish: puutteellinen (fi)
• Galician: deficiente
• German: mangelhaft (de)
• Greek:

  Ancient Greek: λείπομαι (leípomai) (to be deficient)

• Indonesian: defisien (id)
• Irish: díothach, uireasach, easpach
• Italian: deficiente (it)
• Portuguese: deficiente (pt)
• Romanian: deficient (ro)
• Sanskrit: ऊन (sa) (ūna)
• Spanish: deficiente (es)
• Ukrainian: недоскона́лий m (nedoskonályj), позба́влений (uk) m (pozbávlenyj)
• Welsh: diffygiol (cy)

insufficient or inadequate in amount

• Bulgarian: недостатъчен (bg) (nedostatǎčen), недостигащ (nedostigašt)
• Catalan: deficient
• Danish: mangelfuld
• Dutch: gebrekkig (nl), tekortschietend (nl)
• Finnish: riittämätön (fi)
• German: defizient (de)
• Indonesian: defisien (id)
• Maori: pahara, pūhungahunga, takarepa, huka (mi)
• Romanian: insuficient (ro), deficient (ro)
• Sanskrit: ऊन (sa) (ūna)
• Spanish: deficiente (es)
• Swedish: bristfällig (sv)
• Ukrainian: недоста́тній m (nedostátnij), непо́вний m (nepóvnyj)

Noun

deficient (plural deficients)

1. A person who is deficient.
   • 2004, Steven Noll, James Trent, Mental Retardation in America: A Historical Reader, page 316:

     This was justified by the rationale that mental deficients, by definition, are not able to succeed in society.

Further reading

• “deficient”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.
• “deficient”, in The Century Dictionary […], New York, N.Y.: The Century Co., 1911, →OCLC.

Catalan

Etymology

Borrowed from Latin dēficientem.

Pronunciation

• IPA^(key): (Central) [də.fi.siˈen]
• IPA^(key): (Balearic) [də.fi.siˈent]
• IPA^(key): (Valencia) [de.fi.siˈent]

Adjective

deficient m or f (masculine and feminine plural deficients)

1. deficient

Related terms

• deficiència

Further reading

• “deficient” in Diccionari de la llengua catalana, segona edició, Institut d’Estudis Catalans.

Latin

Verb

dēficient

1. third-person plural future active indicative of dēficiō

Romanian

Etymology

Borrowed from French déficient.

Adjective

deficient m or n (feminine singular deficientă, masculine plural deficienți, feminine and neuter plural deficiente)

1. deficient

Declension

		singular				plural
		masculine	neuter	feminine		masculine	neuter	feminine
nominative/ accusative	indefinite	deficient		deficientă		deficienți	deficiente
	definite	deficientul		deficienta		deficienții	deficientele
genitive/ dative	indefinite	deficient		deficiente		deficienți	deficiente
	definite	deficientului		deficientei		deficienților	deficientelor