Defn: The act of indoctrinating, or the condition of being indoctrinated; instruction in the rudiments and principles of any science or system of belief; information. Sir T. Browne.

INDO-DO-CHINESE LANGUAGES
In`do-do-Chinese languages.

Defn: 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.

INDO-ENGLISH
In`do-Eng"lish, a. Etym: [Indo- + English.]

Defn: Of or relating to the English who are born or reside in India;
Anglo-Indian.

INDO-EUROPEAN
In`do-Eu`ro*pe"an, a.

Defn: Aryan; — applied to the languages of India and Europe which are derived from the prehistoric Aryan language; also, pertaining to the people or nations who speak these languages; as, the Indo- European or Aryan family. The common origin of the Indo-European nations. Tylor.

INDOGEN
In"do*gen, n. Etym: [Indigo + -gen.] (Chem.)

Defn: A complex, nitrogenous radical, C8H5NO, regarded as the essential nucleus of indigo.

INDOGENIDE
In"do*gen*ide, n. (Chem.)