ultradrive n.

a type of faster-than-light star drive

Propulsion

FTL

  • 1951 P. Anderson Tiger by Tail in Planet Stories Jan. 38/1 page image Poul Anderson bibliography

    He grew aware of the thrum and quiver which meant he was aboard a spaceship running on ultra[-]drive.

  • 1952 B. Walton To Each His Star in Space Science Fiction May 148/2

    A lot of time had rushed past into darkness. Russell had no idea now how long the four of them had been plunging toward the red-rimmed sun that never seemed to get any nearer. When the ultra-drive had gone crazy the four of them had blanked out and nobody could say now how long an interim that had been. Nobody knew what happened to a man who suffered a space-time warping like that.

  • 1954 R. Garrett Time Fuze in If Mar. 68/2

    The ship had only been provisioned to go to Alpha Centauri, scout the system without landing on any of the planets, and return. At ten lights, top speed for the ultradrive, it would take better than three months to get back.

  • 1992 V. Vinge Fire upon Deep 62 Vernor Vinge bibliography

    The wreck had no ultradrive capability; it was truly a Slow Zone design.

  • 2001 β€˜M. Maloney’ Planet America 203 bibliography

    He kicked into ultradrive again and was soon passing close to the next moon in line, several million miles away.


Research requirements

antedating 1951

Earliest cite

Poul Anderson

Research History
Fred Galvin submitted a 1954 cite from Randall Garrett's "Time Fuze". Fred Galvin submitted a 1952 cite from Bryce Walton's "To Each His Star".

Last modified 2020-12-16 04:08:47
In the compilation of some entries, HDSF has drawn extensively on corresponding entries in OED.