# renal

/ˈɹinəɫ/ (US) · /ɹˈiːnəl/ (UK) · CEFR C1 · Adjective

Source: https://englishreference.com/word/renal
Updated: 2026-05-06

## Definition

relating to your kidneys. Doctors use this word when talking about how these organs work or if there is a medical problem with them.

For teachers: relating to or affecting the kidneys. Typically used in medical or biological contexts to describe physiological functions or pathological conditions.

## Examples

- The patient is suffering from renal failure.
- The doctor ordered a renal ultrasound to check if the kidneys were functioning properly after the surgery.
- Chronic renal disease often requires a strict diet to manage the levels of minerals and fluids that the kidneys can no longer filter effectively.

## Usage notes

- Typically used attributively before a noun in medical terminology.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.