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Kidney Meaning: Definition, Examples, and Translations

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kidney

[ˈkɪdni ]

Definitions

Context #1 | Noun

human anatomy

Each of a pair of organs in the abdominal cavity of mammals, birds, and reptiles, excreting urine.

Examples of usage

  • The doctor found a problem with her left kidney.
  • He suffered from kidney stones and had to undergo surgery.
  • She donated one of her kidneys to her brother who had kidney failure.
Context #2 | Noun

culinary

A type of edible bean, especially the dried seed of certain varieties of Phaseolus vulgaris.

Examples of usage

  • She used kidney beans in her chili recipe.
  • The soup was made with kidney beans and vegetables.

Translations

To see the translation, please select a language from the options available.

Interesting Facts

Anatomy

  • Each kidney is about the size of a fist and is located at the back of the abdomen.
  • They play a critical role in regulating blood pressure and ensuring the body's water and salt balance.
  • The kidneys filter around 50 gallons of blood every day to remove waste and produce urine.

Health

  • Chronic kidney disease affects millions worldwide but can often be managed with lifestyle changes.
  • Kidneys can function with only one working properly, a fact that supports many living donor kidney transplant stories.
  • Certain foods and drinks, like cranberries and water, can help support kidney health.

Cultural Significance

  • In some cultures, kidneys are considered a delicacy and are featured in traditional dishes.
  • The organ has been used metaphorically in literature to symbolize both life and death due to its crucial role in bodily functions.
  • In ancient medicine, kidneys were believed to be the seat of emotions and wisdom, similar to the heart.

Science

  • Studies have shown that hydration plays a crucial role in kidney function and health.
  • Research in nephrology explores innovative treatments like artificial kidneys to help those with kidney failure.
  • Kidneys are involved in hormone production, including erythropoietin, which helps regulate red blood cell production.

Origin of 'kidney'

Main points about word origin

  • The word 'kidney' comes from the Old English 'cyning', which means 'kid'.
  • Historically, the term has been linked to the Old Norse word 'kinni', referring to the organ's shape.
  • In Middle English, the term evolved to 'kidneye', reflecting the gradual changes in pronunciation and spelling.

The word 'kidney' originated from the Old English word 'cwið' which meant 'kidney'. It has been used in English since the 9th century to refer to the organ in the human body. The culinary use of the term to refer to a type of bean came later, in the 18th century, due to the resemblance of the bean to the organ.

Word Frequency Rank

At #5,223 in frequency, this word belongs to advanced vocabulary. It's less common than core vocabulary but important for sophisticated expression.