Encyclopedias, Almanacs, Transcripts, and Maps
- INTERFIX
- INTERLANGUAGE
- Internalism and Externalism in Ethics
- Internalism versus Externalism
- International Coffee Agreement
- International Congress of Americanists
- INTERNATIONAL CORPUS OF ENGLISH, The
- International Debt Commission
- INTERNATIONAL ENGLISH
- International Petroleum Company (IPC)
- INTERNATIONAL PHONETIC ALPHABET
- INTERNATIONAL PHONETIC ASSOCIATION
- International Railways of Central America (IRCA, FICA)
- International Republican Institute
- INTERNATIONAL SCIENTIFIC VOCABULARY
- INTERNATIONAL STANDARD ENGLISH
- Interregnum (Between Medieval and Modern)
- INTERVOCALIC
- Interwar Leisure and Recreation
- Inti