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Lagrange points (green), primary central object (yellow) and secondary orbiting object (blue)

Etymology 1[edit]


L3 (plural L3s)

  1. (astrophysics) third Lagrange point, located 180-degrees behind or ahead on the orbit of the smaller object in orbit around a larger one, diametrically opposed to the smaller object
Related terms[edit]

Etymology 2[edit]

From Level 3


L3 (uncountable)

  1. (computing) Short for third level in various contexts
    1. (computing) The third-level cache of a processor, farther away from the processor than the second level cache.
    2. (networking) The network layer in the seven layer OSI network model.
      an L3 switch