astro-

1. a combining form with the meaning “pertaining to stars or celestial bodies, or to activities, as spaceflight, taking place outside the earth's atmosphere,” used in the formation of compound words:

   astronautics; astrophotography.

astro-

combining_form

1. indicating a heavenly body, star, or star-shaped structure

   astrocyte

   astrology

2. indicating outer space

   astronautics

astro–

1. A prefix that means “star” (as in astrophysics ), “celestial body” (as in astronomy ), or “outer space” (as in astronaut ).

Word History and Origins

Origin of astro-¹

< Greek, combining form of ástron a star, constellation, akin to astḗr star; aster, -aster ²

Word History and Origins

Origin of astro-¹

from Greek, from astron star

Example Sentences

A celebration of Playstation's 30-year history and a reminder of the joy that gaming can bring, Astro Bot could be the game to beat this year.

From BBC

This year's Game Awards shortlist has been announced, with Astro Bot and Final Fantasy VII Rebirth picking up the most nominations.

From BBC

The recent release of Astro Bot and the announcement of Sony's upgraded £699 PlayStation 5 Pro has reignited some long-running debates among gamers.

From BBC

Astro Bot could be just the recipe Sony has been looking for.

From BBC

But in a quiet year for first-party PlayStation releases, Astro Bot has received some of the highest review scores of 2024 and some critics say it’s one of Sony’s best in ages.

From BBC