LCR

LCR may refer to:

Government and political

 * Log Cabin Republicans, an LGBT group that supports the US Republican Party
 * London and Continental Railways, a UK-government-owned property developer
 * Revolutionary Communist League (France) (Ligue Communiste Révolutionnaire), a former political party in France
 * Revolutionary Communist League (Belgium) (Ligue Communiste Révolutionnaire), a political party in Belgium

Motor racing

 * Louis Christen Racing, a manufacturer of sidecar road racing chasses
 * LCR Team, a motorcycle team currently competing in MotoGP

Religious

 * LifeWay Christian Resources, a Christian publisher in Nashville, TN, US
 * Lutheran Churches of the Reformation

Military and weapons

 * Landing Craft Rubber, an inflatable rubber boat for troops
 * Landing Craft Rubber Large (LCR(L)), in WWII
 * Ruger LCR, a 2009 revolver

Places

 * Lake County Railroad, Oregon, United States
 * Laos–China Railway or Boten–Vientiane railway, Lao
 * Liverpool City Region, northwest England

Electrical engineering

 * LCR circuit, an inductor, capacitor and resistor electrical circuit
 * LCR meter, for measuring inductance, capacitance and resistance
 * Left/Center/Right, a speaker designation type used in surround sound

Molecular biology

 * Leucocyanidin reductase, an enzyme in the leucocyanidin biosynthesis pathway
 * Ligase chain reaction, a method for DNA amplification similar to the polymerase chain reaction
 * Locus control region, in epigenetics
 * Low copy repeats, in molecular genetics

Telecommunications

 * Line Concentration Ratio; see Number Five Crossbar Switching System
 * Low Chip Rate, one of the two transmission modes of UMTS-TDD 3G standard
 * Least-cost routing, outbound traffic triaging based on cost

Other uses

 * Lead and Copper Rule, a regulation issued under the US Safe Drinking Water Act
 * Liquidity Coverage Ratio, a global minimum liquidity standard that is part of Basel III
 * Loughborough Campus Radio