Source : Webster's Revised Unabridged Dictionary (1913)

Indo-do-Chinese languages \In`do-do-Chinese languages\
   A family of languages, mostly of the isolating type, although
   some are agglutinative, spoken in the great area extending
   from northern India in the west to Formosa in the east and
   from Central Asia in the north to the Malay Peninsula in the
   south.