GNU Collaborative International Dictionary of English

Found one definition

      
LEM, L.E.M. n. [acronym from Lunar Excursion Module.] (Astronautics) A lunar excursion module, a spacecraft designed to transport people from a command module in orbit around the moon to the surface of the moon and back again.

Syn. -- lunar excursion module, lunar module.

[WordNet 1.5]

Last match results

'Em, Am, Bm, Cm, E, E-, Ea, Eh, Elm, Em, Em-, Eme, Emu, En, Er, Es, Eu, Ew, Ex, Ey, Fm, Gem, Hem, Lem, M, Mem, Mm, Om, Um, Wem