ι

See also: Ι, ί, ΐ, ϊ, Ϊ, ῑ, ἵ, and Appendix:Variations of "i"

ι U+03B9, ι GREEK SMALL LETTER IOTA ← θ [U+03B8] Greek and Coptic κ → [U+03BA]

ι U+1FBE, ι GREEK PROSGEGRAMMENI ← ᾽ [U+1FBD] Greek Extended ᾿ → [U+1FBF]

𝜄 U+1D704, 𝜄 MATHEMATICAL ITALIC SMALL IOTA ← 𝜃 [U+1D703] Mathematical Alphanumeric Symbols 𝜅 → [U+1D705]

Translingual

Symbol

ι

1. (mathematics) sometimes used to write the imaginary unit
2. (logic) the definite descriptor

See also

• ι on Wikipedia.Wikipedia

Ancient Greek

Etymology

Derived from its majuscule counterpart Ι.

Letter

ι • (i) (lowercase, uppercase Ι)

1. Lower-case iota (ἰῶτα), the ninth letter of the ancient Greek alphabet. It represented the close front unrounded vowel /i/. It is preceded by θ and followed by κ.

Derived terms

See also upsilon

• ι΄, ͵ι
• ɩ, Ɩ (Latin)
• і, І; ꙇ, Ꙇ (Cyrillic)
• 𐌹 (Gothic)
• ⲓ, Ⲓ (Coptic)

See also

• (Greek-script letters) Α α, Β β, Γ γ, Δ δ, Ε ε, Ζ ζ, Η η, Θ θ, Ι ι, Κ κ, Λ λ, Μ μ, Ν ν, Ξ ξ, Ο ο, Π π, Ρ ρ, Σ σ ς, Τ τ, Υ υ, Φ φ, Χ χ, Ψ ψ, Ω ω
• (non-Classical letters) Ϝ ϝ, Ͷ ͷ, Ͱ ͱ, Ϻ ϻ, Ϙ ϙ, Ͳ ͳ
• (punctuation) · ;
• (diacritics) ᾿ ῾ ◌́ ◌̀ ῀ ¨

Greek

Letter

ι • (i) (lowercase, uppercase Ι)

1. The lower case letter iota (γιώτα), the ninth letter of the modern Greek alphabet. Transliterated as I or J.

See also

• (Greek-script letters) Α α, Β β, Γ γ, Δ δ, Ε ε, Ζ ζ, Η η, Θ θ, Ι ι, Κ κ, Λ λ, Μ μ, Ν ν, Ξ ξ, Ο ο, Π π, Ρ ρ, Σ σ ς, Τ τ, Υ υ, Φ φ, Χ χ, Ψ ψ, Ω ω
• (non-Classical letters) Ϝ ϝ, Ͷ ͷ, Ͱ ͱ, Ϻ ϻ, Ϙ ϙ, Ͳ ͳ
• (punctuation) · ;
• (diacritics) ᾿ ῾ ◌́ ◌̀ ῀ ¨
• ι΄
• ͵ι