Etymology

radiological

R1A1D2I1O1L1O1G2I1C3A1L1

Today it means: Of or pertaining to radiation, radioactivity or nuclear weapons. Full definition →

Proto-Indo-European *h₂élisder.? ← English radiology
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The story

  1. Englishradiology
  2. Proto-Indo-European*h₂el-
  3. Proto-Indo-European*h₂élisder.?
  4. English todayradiological

From radiology + -ical.

Etymology from Wiktionary, CC BY-SA 4.0.