indo-

1.
a combining form representing indigo, in compound words:
indophenol.
Also, especially before a vowel, ind-.

Indo-

1.
a combining form representing India, in compound words:
Indo-European.
Origin
< Latin Ind(us) or Greek Ind(ós) + -o-
British Dictionary definitions for indo-

Indo-

/ˈɪndəʊ-/
combining form
1.
denoting India or Indian: Indo-European