HCL may refer to:

Science and medicine

Hairy cell leukemia Hairy cell leukemia is an uncommon hematological malignancy characterized by an accumulation of abnormal B lymphocytes. The incidence of hairy cell leukemia (HCL) is 0.28-0.30 cases per 100,000 people in Europe and the United States and the pre ...

, an uncommon and slowly progressing B cell leukemia *

Harvard Cyclotron Laboratory The Harvard Cyclotron Laboratory operated from 1949 to 2002. It was most notable for its contributions to the development of proton therapy. The Harvard Cyclotron Laboratory was built with office of Naval Research funds between 1946 and 1949 to ...

, from 1961 to 2002, a proton accelerator used for research and development *

Hollow-cathode lamp A hollow-cathode lamp (HCL) is type of cold cathode lamp used in physics and chemistry as a spectral line source (e.g. for atomic absorption spectrometers) and as a frequency tuner for light sources such as lasers. An HCL takes advantage of the ...

, a spectral line source used in physics and chemistry *

Hydrochloric acid Hydrochloric acid, also known as muriatic acid or spirits of salt, is an aqueous solution of hydrogen chloride (HCl). It is a colorless solution with a distinctive pungency, pungent smell. It is classified as a acid strength, strong acid. It is ...

, a solution of hydrogen chloride in water *

Hydrochloride In chemistry, a hydrochloride is an acid salt resulting, or regarded as resulting, from the reaction of hydrochloric acid with an organic base (e.g. an amine). An alternative name is chlorhydrate, which comes from French. An archaic alternati ...

, the salt of hydrochloric acid and an organic base *

Hydrogen chloride The Chemical compound, compound hydrogen chloride has the chemical formula and as such is a hydrogen halide. At room temperature, it is a colorless gas, which forms white fumes of hydrochloric acid upon contact with atmospheric water vapor. Hyd ...

, chemical formula HCl * Hypomania Checklist, a questionnaire used to screen for hypomania and bipolar spectrum disorders *

HCL color space HCL ( hue– chroma–luminance) or LCh refers to any of the many cylindrical color space models that are designed to accord with human perception of color with the three parameters. Lch has been adopted by information visualization practitioners ...

, a color space model designed to accord with human perception of color

Computing

* Hardware compatibility list *

HashiCorp Configuration Language HashiCorp, Inc. is an American software company with a freemium business model based in San Francisco, California. HashiCorp provides tools and products that enable developers, operators and security professionals to provision, secure, run and co ...

, a configuration language authored by

HashiCorp HashiCorp, Inc. is an American software company with a freemium business model based in San Francisco, California. HashiCorp provides tools and products that enable developers, operators and security professionals to provision, secure, run and co ...

, used by cloud infrastructure automation tools, such as Terraform.

Organizations

HCLTech HCL Technologies Limited ( d/b/a HCLTech) is an Indian multinational information technology (IT) consulting company headquartered in Noida. Founded by Shiv Nadar, it was spun out in 1991 when HCL entered into the software services business. T ...

, an IT outsourcing firm based in Noida, India :*

HCL Axon HCL AXON is a UK-based consultancy which sells its services to customers using SAP and Oracle as their enterprise resource planning (ERP) system modeling tools. Previously listed on the London Stock Exchange, and a FTSE 250 Index constituent, the ...

, a subsidiary of HCL Technologies *

Hennepin County Library Hennepin County Library is a public library system serving Hennepin County, Minnesota, US. The current iteration of Hennepin County Library was formed by the merger of urban Minneapolis Public Library and suburban Hennepin County Library on ...

Hindustan Cables Limited Hindustan Cables Limited (HCL) was a government-owned company that made telecom cables in India. It was under the Ministry of Heavy Industries and Public Enterprises. Foundation and growth Hindustan Cables was founded at Rupnarayanpur in Asans ...

, an Indian cable manufacturer *

Harvard College Library Harvard Library is the network of libraries and services at Harvard University, a private Ivy League university in Cambridge, Massachusetts. Harvard Library is the oldest library system in the United States and both the largest academic librar ...

HC Lugano Hockey Club Lugano, often abbreviated to HC Lugano or HCL, is a professional ice hockey club based in Lugano, Switzerland. The team competes in the National League (NL) and has won seven Swiss championships. History The founding of HC Lugano took ...

, a Swiss professional ice hockey team based in Lugano *

Honolulu Control Facility Honolulu Control Facility (HCF) is an air traffic control facility located in Honolulu, Hawaii, United States operated by the Federal Aviation Administration (FAA). This facility includes the Honolulu International Airport control tower and the Ho ...

, an air traffic control facility * Horizon Coach Lines, an American bus company

Science and medicine

Computing

Organizations

See also