| 单词 | deficiency |
| 释义 | deficiency (once / 817 pages) n A deficiency is an insufficient amount of something. If you feel sluggish and tired all day, you might have an iron deficiency, meaning you aren't eating enough iron-rich foods. You are most likely to hear the word deficiency in regard to health, like a sleep deficiency. But you can use deficiency to describe other kinds of lack — a deficiency of fun that occurred while your friends were out of town. Deficiency also means a failure or shortcoming, like a deficiency in math class, which might result in a notice from school — known as a deficiency — being mailed to your home. WORD FAMILYdeficiency: deficiencies+/deficient: deficiency, deficiently USAGE EXAMPLESSome earlier studies suggested that omega-3 deficiency during pregnancy may affect asthma risk in babies, but they were too small to be definitive. Washington Times(Dec 28, 2016) It says lack of safeguards to prevent wrongful use is a significant deficiency. Washington Times(Dec 27, 2016) “We often think of academic needs as being created by a deficiency, something that needs to be done,” she said. Washington Times(Dec 26, 2016) 1n lack of an adequate quantity or number Syn|Ant|Hypo|Hyper inadequacy, insufficiency adequacy, sufficiency the quality of being sufficient for the end in view exiguity, leanness, meagerness, meagreness, poorness, scantiness, scantness the quality of being meager deficit, shortage, shortfallthe property of being an amount by which something is less than expected or required scarceness, scarcitya small and inadequate amount slendernessthe quality of being slight or inadequate waterinessmeagerness or poorness connoted by a superfluity of water (in a literary style as well as in a food) abstemiousnessrestricted to bare necessities oxygen deficittemporary oxygen shortage in cells resulting from strenuous exercise spareness, sparseness, sparsity, thinnessthe property of being scanty or scattered; lacking denseness dearth, paucityan insufficient quantity or number infrequency, rareness, raritynoteworthy scarcity amount the relative magnitude of something with reference to a criterion 2n the state of needing something that is absent or unavailable water is the critical deficiency in desert regions Syn|Hypo|Hyper lack, want absence the state of being absent dearth, famine, shortagean acute insufficiency deficita deficiency or failure in neurological or mental functioning mineral deficiencylack of a mineral micronutrient that is essential for normal nutrition or metabolism shortnessthe condition of being short of something stringency, tightnessa state occasioned by scarcity of money and a shortage of credit nonoccurrenceabsence by virtue of not occurring awaynessthe state of being elsewhere than in particular place sideropeniaa deficiency of iron; results from inadequate iron in the diet or from hemorrhage demand, need a condition requiring relief |
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