Definition of insufficient
: not sufficient : inadequate <insufficient funds>; especially : lacking adequate power, capacity, or competence <insufficient bandwidth>
Examples of insufficient in a sentence
The case was thrown out because of insufficient evidence.
<there's been an insufficient number of volunteers for the job, so I'll have to select someone>
Origin and Etymology of insufficient
Middle English, from Anglo-French, from Late Latin insufficient-, insufficiens, from Latin in- + sufficient-, sufficiens sufficient
First Known Use: 14th century
INSUFFICIENT Defined for English Language Learners
Definition of insufficient for English Language Learners
: not having or providing enough of what is needed : not sufficient
INSUFFICIENT Defined for Kids
Definition of insufficient for Students
: not enough : not sufficient <There was insufficient time to finish.>
Seen and Heard
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