noun, plural kid·neys.
Origin of kidney
Examples from the Web for kidneys
He became delirious, his heartbeat grew ragged, his blood teemed with the virus, and his lungs, liver and kidneys began to fail.
Her father, her mother said on the phone, had fallen into a coma after his kidneys failed in response to a sulfa drug.Knocking on Heaven's Door: True Stories of Unexplained, Uncanny Experiences at the Hour of Death|Patricia Pearson|August 11, 2014|DAILY BEAST
She endured multiple surgeries; doctors removed one of her kidneys and other vital organs.19 of Us Were Shot on Mother’s Day, But New Orleans Dropped the Attempted Murder Charges|Mark Hertsgaard|May 9, 2014|DAILY BEAST
The same toxin that causes this “pseudomembrane” to form can also damage organs like the heart and kidneys.Thanks to Anti-Vaxxers, Mumps Are Back. What’s Next?|Russell Saunders|March 20, 2014|DAILY BEAST
PCBs have been shown to have chronically toxic effects on the thyroid, stomach, liver, kidneys, and immune system.
If inflammation of the kidneys develops, treat as advised under that head.Special Report on Diseases of the Horse|United States Department of Agriculture
Pig's kidneys are excellent if they have no disagreeable taste, but it is very often the case.
The histological modifications produced by injections into rabbits are most apparent in the liver and kidneys.
I came to a sitting posture in an instant, with my kidneys in my throat and my hair on end.Life On The Mississippi, Complete|Mark Twain (Samuel Clemens)
The bowels must be kept relaxed and the kidneys secreting freely.Special Report on Diseases of Cattle|U.S. Department of Agriculture
British Dictionary definitions for kidneys
Word Origin for kidney
Word Origin and History for kidneys
early 14c., of unknown origin, originally kidenere, perhaps a compound of Old English cwið "womb" (see bowel) + ey "egg" (see egg (n.)) in reference to the shape of the organ. Figurative sense of "temperament" is from 1550s. Kidney bean is from 1540s, so called for its shape.
Medicine definitions for kidneys
n. pl. kid•neys
Science definitions for kidneys
Culture definitions for kidneys
A pair of organs, the principal parts of the excretory system, located above the waistline at the back of the abdominal cavity. The kidneys filter waste materials from the blood, excreting these wastes in the form of urine; they also regulate the amounts of water and other chemicals in body fluids.