| Definition | an extremely powerful computer |
| OED requirements | antedating 1951 |
| Earliest cite | H. B. Fyfe, "Thinking Machine" |
| Comment | Fred Galvin submitted a 1951 cite from H.B. Fyfe's "Thinking Machine"
Listed in the OED, with the earliest cite from 1968 |
| Last modified | 15 August, 2009 |
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| 1951 H.B. Fyfe Thinking Machine in Astounding Sci. Fiction Oct. 71/2 | The Arcturan had, to all intents, acquired a super-computer, a thinking machine that could direct itself by its own intelligence and build mechanical sub-computers to carry on fantastic amounts of detail work. |