idio-

/ˈɪdɪəʊ/

prefix

individuality, peculiarity, separateness.

OriginAncient Greek ῐ̓́δῐος (ĭ́dĭos) ← Proto-Hellenic *hwédios ← Proto-Indo-European *swéd-yo-s →
Ask AI about this wordChatGPTClaudePerplexityGoogle AIGrok

Meanings

prefix

alternative idi-

  1. individuality, peculiarity, separateness.

Origin

  1. Proto-Indo-European*swé
  2. Proto-Indo-European*swéd-yo-s
  3. Proto-Hellenic*hwédios
  4. Ancient Greekῐ̓́δῐος (ĭ́dĭos)
  5. Englishidio-

Representing a combining form of Ancient Greek ἴδιος (ídios, “own, personal, distinct”). By surface analysis, idi- + -o-. Unrelated to ideo-.

More words from Ancient Greek

Full word history & related roots →

Translations

Catalan idio-
  • idio-individuality, peculiarity or separateness
Czech vlastno-
  • vlastno-individuality, peculiarity or separateness
Irish idea-, féin-
  • idea-individuality, peculiarity or separateness
  • féin-individuality, peculiarity or separateness
Italian idio-
  • idio-individuality, peculiarity or separateness
Polish idio-
  • idio-individuality, peculiarity or separateness
Portuguese idio-
  • idio-individuality, peculiarity or separateness
Cite this entry
APA

idio-. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/idio-

MLA

“idio-.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/idio-. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “idio-,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/idio-.

Source: idio- on Wiktionary, CC BY-SA 4.0.