interstellar

adjective

in·​ter·​stel·​lar ˌin-tər-ˈste-lər 

: located, taking place, or traveling among the stars especially of the Milky Way galaxy

Examples of interstellar in a Sentence

Recent Examples on the Web

The Colorado instrumental trio adds some dub and overdubs to their interstellar lounge. — Reed Jackson, SPIN, 17 July 2026

If the mission lasts beyond 2029, New Horizons may follow in the historic steps of the Voyager probes as the spacecraft’s current trajectory will take it outside the heliosphere and into interstellar space. — Ashley Strickland, CNN Money, 16 July 2026

More specifically, this sugar was detected in a molecular cloud in the interstellar medium, or the space between star systems in a galaxy. — Chelsea Gohd, Space.com, 15 July 2026

Is the Moon destined to become an interstellar gas station, a resource to be mined and sold? — Literary Hub, 15 July 2026

Word History

First Known Use

1626, in the meaning defined above

Rhymes for interstellar

• cerebellar
• circumstellar
• columellar
• storyteller
• beller
• cellar
• dweller
• eller
• feller
• meller
• sellar
• seller

Kids Definition

interstellar

adjective

in·​ter·​stel·​lar ˌint-ər-ˈstel-ər 

: located or taking place among the stars

interstellar space