astronomical
1. [ adjective ] (astronomy) relating or belonging to the science of astronomy
Synonyms: astronomic
Examples:

"astronomic telescope"

Related terms: astronomy astronomy
2. [ adjective ] (astronomy) inconceivably large
Synonyms: galactic astronomic
Related terms: large
Similar spelling:   astronomically
  astronomic
  astronautical
  astronomy
  astrological
  astronomer
  astrophysical
  astronautic
  Astronium
  Astroloma
  astrodynamics
  Astropogon
  astrocytic
  astronomy_unit
  Astrophyton
  astronautics