Etymology

lunisolar

L1U1N1I1S1O1L1A1R1

Today it means: Of a calendar, based on both the lunar month and the solar year. Full definition →

English solar ← Middle English solar ← Latin sōlāris
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The story

  1. Englishluni-
  2. Proto-Indo-European*sóh₂wl̥
  3. Latinsōl
  4. Proto-Indo-European*h₂el-
  5. Proto-Indo-European*h₂élisder.?
  6. Latinsōlāris
  7. Middle Englishsolar
  8. Englishsolar
  9. English todaylunisolar

From luni- + solar.

Etymology from Wiktionary, CC BY-SA 4.0.