Artificial intelligent assistant

Lem

Lem
  (lɛm)
  [f. the initials.]
  A lunar excursion module (lunar a. 1 c). See also L.E.M. s.v. L 7.

1962 Listener 26 July 150/2 We had a discussion of Project Apollo, the American scheme for getting a man on the Moon. The secondary space-craft for this formidable task has been dubbed a ‘lunar excursion module’, or Lem for short. 1967 Economist 11 Nov. 627/1 The lunar excursion module—the Lem or bug—..will make the actual touch-down on the moon when the great day comes.

Oxford English Dictionary

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