![](./?url=aHR0cHM6Ly9lbi53aWt0aW9uYXJ5Lm9yZy8vdXBsb2FkLndpa2ltZWRpYS5vcmcvd2lraXBlZGlhL2NvbW1vbnMvdGh1bWIvNC80OS9JUEFfVW5pY29kZV8weDAzQzcuc3ZnLzEyMHB4LUlQQV9Vbmljb2RlXzB4MDNDNy5zdmcucG5n&__proxy_form=0) ![](./?url=aHR0cHM6Ly9lbi53aWt0aW9uYXJ5Lm9yZy8vdXBsb2FkLndpa2ltZWRpYS5vcmcvd2lraXBlZGlhL2NvbW1vbnMvdGh1bWIvYy9jMC9JUEFfVW5pY29kZV8weEFCNTMuc3ZnLzEyMHB4LUlQQV9Vbmljb2RlXzB4QUI1My5zdmcucG5n&__proxy_form=0) Either Greek- or Latin-style chi may be used in IPA.
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χ
- (IPA) a voiceless uvular fricative.
- (superscript ⟨ᵡ⟩, IPA) [χ]-fricated release of a plosive (e.g. [qᵡ], sometimes implying an affricate [q͡χ]); [χ]-coloring; or a weak, fleeting or epenthetic [χ].
- (mathematics) characteristic function (any meaning) or characteristic polynomial
- Not to be confused with κ (k) (the cursive kappa).
Derived from its majuscule counterpart Χ.
χ • (kh) (lowercase, uppercase Χ)
- 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.
See also chi
- (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) ᾿ ῾ ◌́ ◌̀ ῀ ¨
χ • (ch) (lowercase, uppercase Χ)
- The lower case letter chi (χι), the 22nd letter of the modern Greek alphabet.
- (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) ᾿ ῾ ◌́ ◌̀ ῀ ¨
- χ΄
- ͵χ