noun

• (US, space flight) Initialism of lunar module. [(astronautics) The spacecraft used in the Apollo missions that was designed for the landing on the surface of the Moon; the lunar excursion module.]
• (graphical user interface) Abbreviation of layout manager.
• (microscopy) Abbreviation of light microscope/light microscopy.
• (astronautics) Abbreviation of liquid methane.
• (machine learning) Initialism of language model. [(machine learning) A machine learning model that assigns probabilities to sequences of characters or words, and/or is capable of generating plausible subsequent text from a given prompt.]