intersidereal

English

Etymology

From inter- +‎ sidereal.

Adjective

intersidereal (not comparable)

1. Between or among constellations or stars; interstellar.
   • 2015, Laurent Pommès, The Next Step of Humanity:

     — OK.... now, if the traveller comes back to Earth, he will have aged eight minutes when his children would be eight years older!
     — Exactly... That's why all intersidereal explorers who have reached the fifth level of consciousness never come back […]

References

• “intersidereal”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.