CLR explained

CLR may refer to:

Organizations

Chief Langalibalele Rifles, an infantry regiment of the South African Army
Combat Logistics Regiment, a type of United States Marine Corps regiment
Commando Logistic Regiment, a logistic regiment of the Royal Marines
Compagnie Luxembourgeoise de Radiodiffusion, a Luxembourg-based radio-broadcaster, part of RTL Group
CLR (formerly Computer Language Research), a subsidiary of Thomson Reuters Tax & Accounting
Council on Library Resources, USA
Circle of Liberal Reformers, a political party in Gabon
Central London Railway, which became part of the London Underground

California Law Review, a publication by the UC Berkeley School of Law
Commonwealth Law Reports, reports of decisions of the High Court of Australia
Introduction to Algorithms by Cormen, Leiserson, and Rivest, nicknamed for its authors' initials

"clear" instruction, in some computer programming assembly languages
Centerline Radius, a term in the tubing industry used to describe the radius of a bend
Circuit layout record, in the telecommunications industry
Common Language Runtime, the virtual-machine component of Microsoft .NET
Compensation Log Record, a type of database log record
Current-Limiting Resistor, an electronic component
Mercedes-Benz CLR, a racing-car

Calcium Lime Rust, a household cleaning product
Cliff Hatfield Memorial Airport, an airport in Calipatria, California
Coffee leaf rust, a plant disease caused by the fungus Hemileia vastatrix
Command, Leadership, Resource management, another acronym for Cockpit Resource Management