Lambda, uppercase Λ, lower case λ, is a Greek letter, and has several uses as a symbol.

Lambda may also refer to:

Arts, entertainment and media

• Lambda (newspaper), a student newspaper at Laurentian University, Canada
• Lambda-class shuttle, a fictional entity in the Star Wars universe
• Lambda-11, a character in the BlazBlue game series
• Lambda Angelus, a character in the video game Tales of Graces
• Lambda Lambda Lambda, a fictional college fraternity in the Revenge of the Nerds series
• The logo of the Half-Life video game series
• Colony Lambda, a location in Xenoblade Chronicles 3
• Lambda, novel by David Musgrave

Science and technology

• Lambda (anatomy), a point on the skull
• Lambda (unit), a non-SI unit of volume equal to 10⁻⁹ m³
• Lambda baryon
• AWS Lambda, a serverless computing platform by Amazon
• SARS-CoV-2 Lambda variant, a COVID-19 variant
• LaMDA, a neural language model developed by Google

Transportation

• Lambda (rocket family), a series of Japanese rockets
• General Motors Lambda platform, an automobile platform
• Hyundai Lambda engine, an automobile engine
• Lancia Lambda, an Italian automobile 1922–1931

Other uses

• an LGBT symbol
• Lambda (association), for gay people in Odense, Denmark
• Lambda (olive oil), a Greek brand
• Lambda Groups Association, an LGBT movement organization in Poland
• Lambda Literary Award, also known as the "Lammys"
• Lambda Lambda Lambda, an American fraternity inspired by the fictional fraternity
• Lambda School of Music and Fine Arts, in Montreal, Quebec, Canada

See also

• All pages with titles beginning with Lambda
• All pages with titles containing Lambda
• Lambda architecture, a data-processing architecture
• Lambda baryon, a subatomic particle
• Lambda calculus, a formal system for function definition
• Lambda Legal, an American civil rights organization
• Lambda phage, a virus that infects bacteria
• Lambda point, when fluid helium transitions to superfluid helium
• Lambda transition, in condensed matter physics
• Lamda (disambiguation)
• System lambda, an incremental cost of generating electricity