|1.||[ noun ] the state of needing something that is absent or unavailable|
"there is a serious lack of insight into the problem" "water is the critical deficiency in desert regions" "for want of a nail the shoe was lost"
|Related terms:||need absence dearth stringency sideropenia mineral_deficiency want|
|2.||[ noun ] lack of an adequate quantity or number|
"the inadequacy of unemployment benefits"
|Related terms:||sufficiency sufficiency amount deficit scarcity meagerness|