💡 Words with a Similar Meaning to "Interplanetary space"
Found via reverse dictionary — words that share a conceptual meaning.
| Word | Definition |
|---|---|
| interstellar spacenoun | The space between the stars. |
| deep spacenoun | All of space beyond the gravitational influence of Earth, or outside the Solar System, or distant from stars. |
| outer spacenoun | Any region of space beyond limits determined with reference to boundaries of a celestial system or body, especially the region of space immediately beyond Earth's atmosphere; sometimes, space beyond Earth's solar system. |
| innernoun | Being or occurring (farther) inside, situated farther in, located (situated) or happening on the inside of something, situated within or farther within contained within something. |
| interstellar mediumnoun | (astronomy) The matter that exists in the space between star systems in a galaxy, including gas, dust, and cosmic rays. |
| extrasolar systemnoun | An extrasolar planetary system (“solar system”), a system of exoplanets beyond our Solar System. |
| outer planetnoun | (astronomy) Any planet of the Solar System whose orbit is located beyond the asteroid belt, i.e., any of Jupiter, Saturn, Uranus, or Neptune. |
| extrasolar planetnoun | Synonym of exoplanet. |
| inner solar systemnoun | (astronomy) The area of the Solar System that comprises certain objects that are relatively close to the Sun, including Mercury, Venus, Earth and Mars, while not including the other planets. |
| intershellnoun | (astronomy) The layer between two stellar shells, particularly between the hydrogen and helium shells. |
| transorbitalnoun | (medicine) A lobotomy carried out through the eye socket. |
| exoatmospherenoun | The region of space just outside the atmosphere proper; the outer atmosphere. |
| interspacenoun | A space or interval between two things; an interstice |
| intergalactic mediumnoun | A diffuse plasma that exists between galaxies. |
| interstitiumnoun | (medicine) An interstitial space within a tissue or organ. |
| plasmaspherenoun | The inner region of the magnetosphere, containing relatively cold, dense plasma, above the ionosphere |
| outsidenoun | The space beyond some limit or boundary. |
| intermundiumnoun | A space between worlds. |
| circumgalactic mediumnoun | (astronomy, plasma physics) The gas and plasma in the region surrounding a galaxy, beyond the galactic disc or ovoid, or interstellar medium (ISM), but within the galaxy's virial radius. |
| inferior planetnoun | A planet that orbits the Sun within the orbit of the Earth, and thus does not show retrograde motion when viewed from Earth |
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