LDL (disambiguation)

LDL is a low-density lipoprotein, one of the five major groups of lipoproteins.

LDL or LdL may also refer to:


 * Learning by teaching (German: Lernen durch Lehren, LdL), whereby students learn by themselves teaching
 * Loudness discomfort level in hyperacusis
 * LDL decomposition, Cholesky decomposition in linear algebra