French · Body & Health
"Kidney" in French: rein
le rein
Kidney in French is le rein; plural les reins. For food, cooks often say rognons instead. Say J'ai mal aux reins for lower-back/kidney discomfort.
Doctor visit
Le rein droit me fait un peu mal.Speak with an AI partner · 7 days free
How to pronounce rein
Say it
ruhn
/ʁɛ̃/
Ruhn—nasal like French in. Soft r; no English 'rain' diphthong.
"Kidney" in French: quick reference
| French | English | When to use |
|---|---|---|
| le rein | the kidney Body noun. | Body noun. |
| les reins | the kidneys / lower back area Often plural in pain talk. | Often plural in pain talk. |
| mal aux reins | kidney/lower-back pain Common complaint. | Common complaint. |
| les rognons | kidneys (food) Butcher and menu word. | Butcher and menu word. |
How to use rein in real life
- 1Doctor visit
Le rein droit me fait un peu mal.
My right kidney hurts a bit.
Le rein for one kidney.
- 2After lifting boxes
J'ai mal aux reins ce matin.
My lower back/kidneys hurt this morning.
Les reins often means that zone.
- 3Anatomy class
Chaque rein filtre le sang en silence.
Each kidney filters blood quietly.
Clear body sense.
Mistakes English speakers make with rein
Incorrect: La rein.
Correct: Le rein.
Rein is masculine.
Incorrect: J'ai mal au rein. (for vague backache)
Correct: J'ai mal aux reins.
Everyday pain talk usually uses the plural reins.
Good to know
Mal aux reins is a very common French complaint and often means the lower back, not a medical kidney diagnosis. On menus, look for rognons for the edible organ.
Try it in a ChatPal conversation
Checking in after a long hike
ChatPal
Tu as mal au rein après la descente ?
Does your kidney hurt after the descent?
You
Un peu, surtout le rein gauche.
A bit, especially the left kidney.
ChatPal
Bois de l'eau et repose-toi.
Drink water and rest.
You
Oui. Si ça empire, j'appelle le médecin.
Yes. If it gets worse, I'll call the doctor.
This is a sample. In ChatPal you have this conversation out loud and get feedback on what you say.
Practice this conversation in ChatPal"Kidney" in other languages
FAQ
Common questions about "Kidney" in French
What is kidney in French?
Le rein.
How do you say my kidneys hurt?
J'ai mal aux reins.
Is rein on restaurant menus?
Menus usually say rognons for kidneys as food.
How do you pronounce rein?
A nasal ruhn.
Learn a word, then use it out loud
- Step 1: See it in context
- Step 2: Say it out loud
- Step 3: Get feedback
- Step 4: Use it in real scenarios
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