deficiencies
n. C / Un. the state of not having enough of something you need, like vitamins or money. It can also mean the weak points or faults in a system or plan.
n. the state of being functional or structural inadequately; a lack or shortage of a required substance or quality. Often refers to nutritional gaps or systemic flaws.
The doctor says his tiredness is caused by iron deficiencies.
The recent audit highlighted several serious deficiencies in the company's safety protocols that need immediate attention.
While the new software offers impressive speed, its security deficiencies make it unsuitable for handling sensitive financial data without significant third-party encryption.
Often followed by the preposition 'in' to specify the area of lack.
deficiencies of vitaminsdeficiencies in vitaminsWhen describing a lack of a specific substance, 'in' is the standard preposition used with this noun.