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Definitions

kidney

[kid-nee] / ˈkɪd ni /
NOUN
class
Synonyms
STRONGEST
collection degree department division family grade league rank school style
STRONG
branch brand breed cast caste character classification color denomination description designation distinction domain estate feather frame genre genus grain grouping hierarchy humor ilk make mold name nature order origin property province quality range rate sect section selection set source species sphere standing status stripe suit temperament value variety
Antonyms
STRONG
effect end result whole
NOUN
description
Synonyms
STRONGEST
character nature sort type variety
STRONG
brand breed category classification feather genre genus ilk order species stripe
Antonyms
WEAK
misrepresentation
NOUN
mettle
Synonyms
STRONGEST
bravery caliber courage fortitude grit spunk stamina temperament
STRONG
animation ardor arete backbone daring dauntlessness disposition energy fire force gallantry gameness guts hardihood heart indomitability life makeup moxie nature nerve pluck quality resolution resolve spirit stamp starch temper valor vigor vitality
Antonyms
STRONGEST
cowardice timidity weakness
STRONG
apathy dullness fear idleness inactivity indecision lethargy powerlessness question
NOUN
order
Synonyms
STRONGEST
line place position
STRONG
bracket branch breed cast caste degree description estate family feather genre genus grade hierarchy ilk kind nature pigeonhole rank set slot sort species station stripe subclass type
WEAK
pecking order taxonomic group
NOUN
variety
Synonyms
STRONGEST
assortment brand breed category character description kind nature quality strain
STRONG
class classification division family genus grade ilk make order race rank species stripe tribe
Antonyms
WEAK
uniformity

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

This greatly increases the risk of heart attack, stroke, kidney disease, and early death.

From Science Daily • Apr. 3, 2026

One patient required treatment for hemolytic uremic syndrome, a serious kidney complication.

From Los Angeles Times • Apr. 2, 2026

Despite his early exit, Littler remains top of the table while Van Veen - still recovering after missing night seven in Dublin because he needed surgery to remove kidney stones - is up to fifth.

From BBC • Apr. 2, 2026

The deal will also add Empaveli, a treatment for rare, immune-mediated kidney diseases, to Biogen’s portfolio.

From The Wall Street Journal • Mar. 31, 2026

The prospect of kidney failure and dialysis for Dr. Musoke created a climate of emergency at the hospital—he was well liked by his colleagues, and they didn’t want to lose him.

From "The Hot Zone" by Richard Preston