χ

See also: Χ and Appendix:Variations of "x"

χ U+03C7, χ GREEK SMALL LETTER CHI ← φ [U+03C6] Greek and Coptic ψ → [U+03C8]

Translingual

Pronunciation

• IPA

  (file)

Symbol

ᵡ U+1D61, ᵡ MODIFIER LETTER SMALL CHI ← ᵠ [U+1D60] Phonetic Extensions ᵢ → [U+1D62]

χ

1. (IPA) a voiceless uvular fricative
2. (IPA) (superscript) a uvular fricative release
3. (mathematics) characteristic function (any meaning) or characteristic polynomial

Usage notes

• Not to be confused with ϰ (k) (the cursive kappa).

See also

• χ on Wikipedia.Wikipedia
• Voiceless uvular fricative on Wikipedia.Wikipedia

Ancient Greek

Etymology

Derived from its majuscule counterpart Χ.

Letter

χ • (kh) (lowercase, uppercase Χ)

1. Lower-case chi (χεῖ), the 22nd letter of the ancient Greek alphabet. It represented the voiceless aspirated velar plosive /kʰ/ and later the voiceless velar fricative /x/. It is preceded by φ and followed by ψ.

Derived terms

See also chi

• χ΄, ͵χ
• х, Х (Cyrillic)
• 𐍇 (Gothic)
• ⲭ, Ⲭ (Coptic)

See also

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

Greek

Letter

χ • (ch) (lowercase, uppercase Χ)

1. The lower case letter chi (χι), the 22nd letter of the modern Greek alphabet.

See also

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