Etymology

omnidirectional

om·ni·dir·ec·tion·al
O1M3N1I1D2I1R1E1C3T1I1O1N1A1L1

Today it means: In every direction, especially of a radio system capable of transmitting or receiving signals in all directions, or of a microphone capable of detecting sound from all directions. Full definition →

English directional ← Proto-Indo-European *h₂élisder.? ← Latin omnis
Ask AI about its historyChatGPTClaudePerplexityGoogle AIGrok

The story

  1. Proto-Indo-European*h₃ep-
  2. Proto-Italic*opnis
  3. Latinomnis
  4. Englishomni-
  5. Englishdirection
  6. Proto-Indo-European*h₂el-
  7. Proto-Indo-European*h₂élisder.?
  8. Englishdirectional
  9. English todayomnidirectional

From omni- + directional.

Etymology from Wiktionary, CC BY-SA 4.0.