英和和英

名詞

L1 (plural L1s)

1. A mother tongue; someone's native language; own language.

   Coordinate term: L2

   • 2017, Di Zou, James Lambert, “Feedback methods for student voice in the digital age”, in British Journal of Educational Technology, volume 48, number 5, page 1085:

     This advantage was pertinent in the Hong Kong context where English is largely an L2 language, although would not be expected to be as large in an L1 context.

語源 2

名詞

L1

1. (astrophysics) Abbreviation of Lagrange point 1, located between the larger and smaller objects along a line connecting the two.

関連する語

• (astrophysics): Lagrange point, L2, L3, L4, L5

語源 3

From Level 1.

名詞

L1 (uncountable)

1. (computing) Short for first level in various contexts.
   1. (computing) The first-level cache of a processor, closer to the processor than the second-level cache.
      • 2009, Sandeep Koranne, Practical Computing on the Cell Broadband Engine‎, →ISBN, page 22:

        Writing of the L1 is performed one cache line at a time and can be 64 bytes or 32 bytes.

   2. (networking) The physical layer in the seven-layer OSI network model.

使用する際の注意点

The first level cache is more often written as L1 cache than as L1 except when used attributively in writing meant for a technical audience.

アナグラム

• 1L

Further reading

• L-1 visa on Wikipedia.Wikipedia