L1

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English[edit]

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

Etymology[edit]

From language 1, meaning "first language."

Noun[edit]

L1 (plural L1s)

  1. mother tongue (someone's native language)

Related terms[edit]

Translations[edit]

Initialism[edit]

L1

  1. (astrophysics) first Lagrange point, located further in towards the primary of a system where a smaller object orbits a larger one, in front of the smaller object, inline with a line drawn through the centres of the larger and smaller objects

Related terms[edit]