This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. Anatomy Either one of a pair of organs in the dorsal region of the vertebrate abdominal cavity, functioning to maintain proper water and electrolyte balance, regulate acid-base concentration, and filter the blood of metabolic wastes, which are then excreted as urine.

n. The kidney of certain animals, eaten as food.

n. An excretory organ of certain invertebrates.

n. Temperment; kind: a person of the same kidney.

n. An organ in the body that filters the blood, producing urine.

n. This organ (of an animal) cooked as food

n. constitution, temperament, nature

n. A glandular organ which excretes urea and other waste products from the animal body; a urinary gland.

n. Habit; disposition; sort; kind.

n. A waiter.

n. In anatomy, a glandular structure whose function is the purification of the blood by the excretion of urine; one of the renes or reins; a renal organ.

n. Anything resembling a kidney in shape or otherwise, as a potato.

n. plural The inmost parts; the reins.

n. A waiting-servant.

n. In min., a concretion shaped like a kidney.

n. either of two bean-shaped excretory organs that filter wastes (especially urea) from the blood and excrete them and water in urine

"The membrane to the front of the kidney is the lung."

excretory organ    urinary organ   

floating kidney    capsule of the kidney    hind kidney    wandering kidney    waxy kidney    amyloid kidney    surgical kidney    granular kidney   

suprarenal    renal   

habit    disposition    sort    kind    waiter    reins    ren    nephros   

Sidney    Sydney   

Liver    lung    bladder    intestine    gland    marrow    spleen    prostate    pancreas    bowel