- adjective
- Of a child: born after the waning years of the On-Off sun.
- Origin
- Abbreviation of ‘out of phase’.
- Source
- A Deepness in the Sky
- noun informal
- The Dillon-Wagoner gravitron polarity generator, an anti-gravity device that also enables faster-than-light travel.
- Origin
- Named for the device’s effect on the magnetic moment of atoms within its field.
- Source
- Cities in Flight