EnglishEdit

EtymologyEdit

From language 1, meaning "first language."

NounEdit

L1 (plural L1s)

  1. mother tongue (someone's native language)

Related termsEdit

TranslationsEdit

InitialismEdit

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

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 termsEdit

Last modified on 16 February 2014, at 13:10