λ

See also: Λ [U+039B GREEK CAPITAL LETTER LAMDA], 入 [U+5165 CJK UNIFIED IDEOGRAPH-5165], ƛ [U+019B LATIN SMALL LETTER LAMBDA WITH STROKE], ג [U+05D2 HEBREW LETTER GIMEL]‎, ʌ [U+028C LATIN SMALL LETTER TURNED V], λ., ƛ̕, and Appendix:Variations of "l"

λ U+03BB, λ GREEK SMALL LETTER LAMDA ← κ [U+03BA] Greek and Coptic μ → [U+03BC]

𝜆 U+1D706, 𝜆 MATHEMATICAL ITALIC SMALL LAMDA ← 𝜅 [U+1D705] Mathematical Alphanumeric Symbols 𝜇 → [U+1D707]

Translingual

Symbol

λ

1. (physics) wavelength
2. (physics, chemistry) Half-life
3. (mathematical analysis) Lebesgue measure
4. (computer science) Lambda abstraction
5. (NAPA) a voiced alveolar lateral affricate (/d͡ɮ/).

Usage notes

As a letter of a Latin alphabet, depending on the language, the capital may be either the Greek form, Λ, or a Latin form, approximately "⅄". As of 2023, the Latin capital letter is not supported by Unicode. See Unsupported titles/Turned capital Y and Latin lambda.

Further reading

• Lambda on Wikipedia.Wikipedia

Ancient Greek

Etymology

Derived from its majuscule counterpart Λ.

Letter

λ • (l) (lowercase, uppercase Λ)

1. Lower-case lambda (λάβδα), the 11th letter of the ancient Greek alphabet. It represented the alveolar lateral approximant /l/. It is preceded by κ and followed by μ.

Derived terms

See also lambda

• λ΄ (l΄), ͵λ (͵l)
• л, Л (Cyrillic)
• 𐌻 (Gothic)
• ⲗ, Ⲗ (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

λ • (l) (lowercase, uppercase Λ)

1. The lower case letter lambda (λάμδα), the eleventh letter of the modern Greek alphabet.

Numeral

λ • (l)

1. The number thirty in Greek numerals.

Numeral

͵λ • (͵l)

1. The number 30,000 in Greek numerals.

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) ᾿ ῾ ◌́ ◌̀ ῀ ¨

Kwakʼwala

Pronunciation

• IPA^(key): /d͡ɮ/

Letter

λ (uppercase )

1. A letter of the Kwakʼwala alphabet.