kidneys

1. 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 .

Example Sentences

Ms Campbell was told by doctors that her aunt's kidneys were not functioning properly.

From BBC

The Amendment 4 campaign to pass the initiative ran ads that shared the story of a Florida woman who learned at 24 weeks pregnant that her fetus had no kidneys but had to carry it for three additional months knowing it would not survive.

From Slate

The former Disney Channel child star revealed in 2017 that she had undergone a kidney transplant due to lupus nephritis, where the autoimmune disease lupus causes a person’s kidneys to fail.

From Los Angeles Times

So it needed to convince home cooks to give up their steaks, chops and roasts in favor of what it called variety meats: kidneys, liver, tongue and so on.

From Salon

They include 15-year-old Kamberlyn Bowler of Grand Junction, Colo., who has been hospitalized for almost two weeks with hemolytic uremic syndrome, a condition that damages the blood vessels in the kidneys.

From Los Angeles Times