interstellar

adjective

in·​ter·​stel·​lar ˌin-tər-ˈste-lər How to pronounce interstellar (audio)
Synonyms of interstellarnext
: 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
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The arrival of a new interstellar object has also fueled speculation online, including suggestions that 3I/ATLAS could be artificial in origin. Samantha Mathewson, Space.com, 11 Mar. 2026 The authors of the latest paper also determined that the methanol was emanating from both the comet’s core and coma, yet another intriguing piece of the interstellar puzzle. Victor Tangermann, Futurism, 11 Mar. 2026 Designed by the legendary Virgil Exner, the one-off show car features an interstellar grille, razor-sharp fins, and a head-turning yellow-and-black paint job. Bryan Hood, Robb Report, 9 Mar. 2026 Indeed, his imprint ripples outward, from the interstellar swagger of OutKast and the android futurism of Janelle Monáe to the mystical poise of Erykah Badu and the sculptural, otherworldly aesthetics of Solange, Grace Wales Bonner, and Pharrell Williams. Lisa Wong MacAbasco, Vogue, 5 Mar. 2026 See All Example Sentences for interstellar

Word History

First Known Use

1626, in the meaning defined above

Time Traveler
The first known use of interstellar was in 1626

Browse Nearby Words

Cite this Entry

“Interstellar.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/interstellar. Accessed 19 Mar. 2026.

Kids Definition

interstellar

adjective
in·​ter·​stel·​lar ˌint-ər-ˈstel-ər How to pronounce interstellar (audio)
: located or taking place among the stars
interstellar space

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