Meaning of “inadequate” - Learner’s Dictionary

inadequate

adjective uk us /ɪˈnædɪkwət/
QUALITY

not good enough or too low in quality:

inadequate facilities/training
Our equipment is totally inadequate for a job like this.
AMOUNT

not enough:

We were given inadequate funds for the expedition.
inadequately adverb

(Definition of “inadequate” from the Cambridge Learner’s Dictionary © Cambridge University Press)