| I Am a Fugitive from a Chain Gang ... Ibn 'Abbad |
| Ibn 'Aqil ... Ibrahim, Mo |
| Ibrahim, Sa'd al-Din ... Ice Skating: Year in Review 2003 |
| Ice Skating: Year in Review 2004 ... ichthyology |
| Ichthyornis ... idiorrhythmic monasticism |
| Idiot, The ... ignitron |
| Igor ... Iksan |
| Il Penseroso ... Illyrian Provinces |
| ilm al-hadith ... Immigration Restriction Act |
| Immigration's Economic Impact: Year in Review 2007 ... improvised explosive device |
| imram ... Inconvenient Truth, An |
| Increasing Safety in Auto Racing: A Winning Formula?: Year in Review 2002 ... India, House of |
| Indian Affairs, Bureau of ... indicator species |
| indiction ... Indonesian Democratic Party of Struggle |
| Indonesian languages ... inertia, moment of |
| inertial force ... Ingelow, Jean |
| Ingemann, Bernhard Severin ... Inness, George |
| Innisfail ... insectivore |
| insei ... intelligence, human |
| intelligent design ... internal pair production |
| Internal Revenue Service ... International Law, Institute of |
| International Lesbian, Gay, Bisexual, Trans and Intersex Association ... Interrogation of the Old Men, The |
| intersex ... inventory |
| Inveraray ... Ionian revolt |
| Ionian school ... Iqbal, Sir Muhammad |
| iqta' ... Iraq: Year in Review 2007 |
| Iraq: Year in Review 2008 ... iridosmine |
| iridovirus ... ironweed |
| Ironwood ... Isabella of Bavaria |
| Isabella Of France ... Ishtar Terra |
| Ishvara ... Ismay, Hastings Lionel Ismay, Baron |
| Ismay, J. Bruce ... Israel: Year in Review 2003 |
| Israel: Year in Review 2004 ... Italian Democratic Socialist Party |
| Italian East Africa ... ITAR-TASS |
| Itard, Jean-Marc-Gaspard ... Ives, Charles |
| Ives, Frederic Eugene ... Izyum |
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