Definition from Wiktionary, the free dictionary
Jump to: navigation, search



From femto- +‎ machine, by analogy with micromachine, nanomachine, and so on.


femtomachine (plural femtomachines)

  1. (very rare) A (hypothetical or fictional) machine on the femto scale; that is, a mechanical device whose size is on the order of the femtometer.
    • 2002, Greg Egan, Schild's Ladder, HarperCollins (2004), →ISBN, page 21:
      Femtomachines built from exotic nuclei had been employed as special-purpose computers ever since the basic design had been developed, six thousand years before.