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deficient

de·fi·cient

deficient

 
pronunciation:
dih fI shnt
features:
Word Parts
part of speech: adjective
definition 1: lacking some essential part, element, or characteristic.
Their diet is deficient in vitamin C.
synonyms:
lacking, wanting
antonyms:
adequate, complete, sufficient
similar words:
defective, inadequate, insufficient, poor, short
definition 2: inadequate in amount or extent.
His knowledge of mathematics is deficient.
synonyms:
inadequate, insufficient, short, wanting
antonyms:
adequate, excessive, superfluous
similar words:
defective, feeble, ill, incomplete, poor, scarce, sketchy, skimpy, substandard, unsatisfactory
derivation: deficiently (adv.)
Word Parts
The word deficient contains the following part:
fac, fic, fec, fact, fect Latin root that means make, do
Show wordsHide wordsMore about this word part:
This root is also the origin of the suffixes "-fy, -ify, -efy" and "-ification, -efaction".