intersidéral

== French == === Etymology === From inter- +‎ sidéral. === Pronunciation === IPA(key): /ɛ̃.tɛʁ.si.de.ʁal/ === Adjective === intersidéral (feminine intersidérale, masculine plural intersidéraux, feminine plural intersidérales) (astronomy) interstellar Synonym: interstellaire vide intersidéral ― interstellar void === Further reading === “intersidéral”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012