Astronomical
Astronomical adjective - Unusually large.
Usage example: a googol is an astronomical number, and the whimsical coinage of the name was intended to suggest that fact
Planetary is a synonym for astronomical in celestial topic. In some cases you can use "Planetary" instead an adjective "Astronomical". popular alternative
Planetary
Planetary adjective - Unusually large.
Usage example: a positively planetary new shopping development
Astronomical is a synonym for planetary in celestial topic. You can use "Astronomical" instead an adjective "Planetary". popular alternative
Nearby Words: planet, planetarium
Mutual synonyms
Related pairs
- heavenly and astronomical
- heavenly and planetary
- massive and astronomical
- massive and planetary
- enormous and astronomical
- enormous and planetary
- huge and astronomical
- huge and planetary
- celestial and astronomical
- celestial and planetary
- monumental and astronomical
- monumental and planetary
- astral and astronomical
- astral and planetary
Both words in one sentence
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Time machine types that supposedly move a person through time alone but not space, and which don't require another machine or portal at the other end, generally completely ignore the problems caused by planetary rotation and the movement of astronomical objects through space.
Source: Time Machine -
It has been proposed that the impact of another planetary body with the Earth, that is believed to have formed the Moon, actually created two moons, that not much later (in astronomical terms) collided and merged.
Source: Colony Drop -
As a result, any astronomical object tends to get Senshi,note though it's not likely anyone is going to make a Sailor 99942 Apophis or a Sailor 47 Ursae Majoris b, and this was going on well before Pluto was demoted from planetary status.
Source: Sailor Earth
Cite this Source
Planetary and Astronomical. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/astronomical/planetary
Astronomical & Planetary. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/astronomical/planetary>.
Planetary or Astronomical. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/astronomical/planetary.
Google Ngram Viewer shows how "astronomical" and "planetary" have occurred on timeline