Etymology

renal

ren·al
R1E1N1A1L1

Today it means: Pertaining to the kidneys. Full definition →

Late Latin rēnāli ← Proto-Indo-European *h₂élisder.? ← Latin rēn
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The story

  1. Latinrēn
  2. Proto-Indo-European*h₂el-
  3. Proto-Indo-European*h₂élisder.?
  4. Late Latinrēnāli
  5. English todayrenal

Learned borrowing from Late Latin renalis, from Latin rēnēs (“kidneys”).

Words from the same roots

Latinrēnēs all →

reinreins

Etymology from Wiktionary, CC BY-SA 4.0.