from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. The quality or state of being insufficient, especially:
  • n. Moral or mental incompetence.
  • n. Inadequate supply: an insufficiency of funds.
  • n. Inability of a bodily part or organ to function normally: cardiac insufficiency.
  • n. A failing; an inadequacy: pointed out the insufficiencies in my report.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The lack of sufficiency; a shortage or inadequacy.

from the GNU version of the Collaborative International Dictionary of English

  • n. The quality or state of being insufficient; lack of sufficiency; deficiency; inadequateness
  • n. Lack of power or skill; inability; incapacity; incompetency.

from The Century Dictionary and Cyclopedia

  • n. Lack of sufficiency; deficiency in amount, force, or fitness; inadequateness; incompetency: as, insufficiency of supplies; insufficiency of motive.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. lack of an adequate quantity or number
  • n. (pathology) inability of a bodily part or organ to function normally
  • n. a lack of competence


Sorry, no etymologies found.


  • Pancreatic insufficiency is one cause of fat malabsorption.

    The Pancreas and Alagille Syndrome

  • A feeling of insecurity or of insufficiency is a hard thing to deal with, I will say I forgive you now for anything evil you might post about Seattle.

    Weather again

  • Tricuspid insufficiency is usually an acquired defect, and not generally listed in textbooks as a congential cardiac anomaly in and of itself, but usually in conjunction with other cardiac anomalies.


  • The sense of his insufficiency was the more vexatious to Mowbray, as he was aware he would find sharp critics in the ladies, and particularly in his constant rival, Lady Penelope Penfeather.

    Saint Ronan's Well

  • Some health care providers also use the term ovarian insufficiency to describe this condition.

    Our Bodies, Ourselves: Menopause

  • Cervical insufficiency, which is what we call it when the cervix inexplicably shortens early in pregnancy, is a silent problem without symptoms rarely women report an increase in vaginal discharge.

    The Full Feed from

  • When a woman's ovaries fail to produce the normal amount of reproductive hormones, which sometimes stems from genetic factors or autoimmune disease, the woman has primary ovarian insufficiency, which is whati nduces the premature start of menopause.

    CreationWiki - Recent changes [en]

  • U.S. Food and Drug Administration to treat exocrine pancreatic insufficiency, which is caused by cystic fibrosis, chronic pancreatitis and pancreatectomy.

    Jacksonville Business News - Local Jacksonville News | Jacksonville Business Journal

  • His theory is that there is a condition, which he has dubbed chronic cerebrospinal venous insufficiency, that is the underlying cause of MS.

    The Globe and Mail - Home RSS feed

  • The authors conclude that multiple sclerosis is strongly associated with cerebrospinal venous insufficiency, which is characterised by abnormal bloodflow and multiple venous narrowings (strictures) of unknown origin.



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