Insulindia is used as a geopolitical term in academic discussions of the former European colonial possessions within Maritime Southeast Asia, especially Dutch East Indies and Portuguese East Indies ("Portuguese Insulindia") much as former French colonial possessions in Southeast Asia are still termed French Indochina.
Insulindia dipakai sebagai istilah geopolitik dalam diskusi akademik tentang bekas jajahan kolonial Eropa di Asia Tenggara Maritim, khususnya Hindia Belanda dan Hindia Portugal ("Portuguese Insulindia"), sama seperti bekas jajahan kolonial Prancis yang sampai sekarang masih disebut Indochina Prancis.