Reference meaning
LEM
Last updated
a spacecraft that carries astronauts from the command module to the surface of the moon and back
Related source terms
lunar excursion modulelunar module
Source and scope
This definition is reproduced from Princeton WordNet 3.0, sense 03697366-n, under the WordNet 3.0 License. It has not yet received VocabularyBase editorial review. Read the source and license details.