LC3

LC3 or LC-3 may refer to:


 * LC3 (classification), a para-cycling classification
 * Little Computer 3, a type of computer educational programming language
 * Limestone Calcined Clay Cement, a low-carbon cement
 * Fauteuil Grand Confort, a club chair designed by Le Corbusier and Charlotte Perriand
 * MAP1LC3B, a protein involved in autophagy
 * MAP1LC3A, a protein
 * LC3 (codec), a Bluetooth audio codec
 * Rocket launch sites :
 * Cape Canaveral Air Force Station Launch Complex 3, a deactivated US Air Force launch site
 * Vandenberg AFB Space Launch Complex 3, a NASA launch site that has been used by a variety of rocket systems
 * Xichang Launch Complex 3, an active rocket launch site in the People's Republic of China