HCL

HCL may refer to:

Science and medicine

• Hairy cell leukemia, an uncommon and slowly progressing B cell leukemia
• Harvard Cyclotron Laboratory, from 1961 to 2002, a proton accelerator used for research and development
• Hollow-cathode lamp, a spectral line source used in physics and chemistry
• Hydrochloric acid, a solution of hydrogen chloride in water
• Hydrochloride, the salt of hydrochloric acid and an organic base
• Hydrogen chloride, chemical formula HCl
• Hypomania Checklist, a questionnaire used to screen for hypomania and bipolar spectrum disorders
• HCL color space, a color space model designed to accord with human perception of color

Computing

• Hardware compatibility list
• HashiCorp Configuration Language, a configuration language authored by HashiCorp, used by cloud infrastructure automation tools, such as Terraform.

Organizations

• HCLTech, an IT outsourcing firm based in Noida, India

• HCL Axon, a subsidiary of HCL Technologies

• Hennepin County Library
• Hindustan Cables Limited, an Indian cable manufacturer
• Harvard College Library
• HC Lugano, a Swiss professional ice hockey team based in Lugano
• Honolulu Control Facility, an air traffic control facility
• Horizon Coach Lines, an American bus company

See also

• HCI (disambiguation)