deficient
adjectivemasculine/feminine/dɨfisiˈẽtɨ/medium
de·fi·ci·en·te
Definition
Having a deficiency, lack, or insufficiency; not meeting the standard or level considered normal or necessary.
The lighting system is deficient in this part of the city.
The child was monitored for deficient development.
Common collocations
deficient dietdeficient visiondeficient performancedeficient conditions
Etymology
Do latim 'deficiens, deficientis', particípio presente de 'deficere' (faltar).