L2

Noun

 * 1) A second language (a language being learned, as opposed to mother tongue).

Translations

 * French:
 * German: L2
 * Japanese: L2

Noun

 * 1)   located beyond the smaller object on a line passing through the centers of the smaller and larger objects.

Related terms

 * Lagrange point, L1, L3, L4, L5

Etymology 3
From 2.

Noun

 * 1)  Short for second level in various contexts
 * 2)  The second-level cache of a processor, farther away from the processor than the first level cache.
 * 3)  The data link layer in the seven layer OSI network model.
 * 1)  The data link layer in the seven layer OSI network model.

Usage notes
The second level cache is more often written as L2 cache than as L2 except when used attributively in writing meant for a technical audience.