Etymology

coronoapical

C3O1R1O1N1O1A1P3I1C3A1L1

Today it means: Of or pertaining to the coronal and apical aspects of a tooth (the crown and the root apex); as (usually, more specifically) being on the longitudinal axis of the tooth, defined by those poles. Full definition →

English apical ← Proto-Indo-European *h₂élisder.? ← Latin apex
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The story

  1. Proto-Indo-European*ḱorh₂-
  2. Ancient Greekκορώνη (korṓnē)
  3. Latincorōna
  4. Italiancorona
  5. Englishcorona
  6. Proto-Indo-European*h₂ep-
  7. Proto-Italic*apeks
  8. Latinapex
  9. Englishapic-
  10. Proto-Indo-European*h₂el-
  11. Proto-Indo-European*h₂élisder.?
  12. Englishapical
  13. English todaycoronoapical

From corona + -o- + apical.

Etymology from Wiktionary, CC BY-SA 4.0.