| iceberg | iceberg |
| Icecast | Icecast |
| IceCube | IceCube Neutrino Detector |
| Iced Earth | Iced Earth |
| IceDogs de Mississauga | Niagara IceDogs |
| Icehotel | Ice hotel |
| Icelandair | Icelandair |
| Iceni | Iceni |
| Icerya purchasi | Icerya purchasi |
| IceWeasel | Mozilla Corporation software rebranded in Debian |
| Icewind Dale II | Icewind Dale II |
| ICH | Ich |
| Ichapur | Ichapore |
| IChat | IChat |
| Ichenbaï Kadyrbekov | Ishenbai Kadyrbekov |
| Icheon | Icheon |
| Ichi | Hydra Ichi |
| Ichi the Killer | Ichi the Killer |
| Ichigo Momomiya | Ichigo Momomiya |
| Ichijō | Emperor Ichijō |
| Ichim | Ishim |
| Ichirō Hatoyama | Ichirō Hatoyama |
| Ichirō Mizuki | Ichiro Mizuki |
| Ichirō Ozawa | Ichirō Ozawa |
| Ichirō Suzuki | Ichiro Suzuki |
| Ichneumonidae | Ichneumonidae |
| Ichneumonoidea | Ichneumon wasp |
| Ichtershausen | Ichtershausen |
| Ichthyophiidae | Ichthyophiidae |
| Ichthyophis glutinosus | Ichthyophis glutinosus |
| Ichthyornis | Ichthyornis |
| Ichthyostega | Ichthyostega |
| Ichthyothéréol | Ichthyothere |
| Ichtus | Ichthys |
| ichtyocolle | isinglass |
| ichtyologie | ichthyology |
| Ichtyose congénitale forme récessive | Harlequin type ichthyosis |
| ici | here |
| ici et là | about |
| ICO | ICO |
| Icogne | Icogne |
| Icograda | Icograda |
| Iconiser | To iconise |
| Iconoclasme | Iconoclasm |
| iconoclaste | iconoclastic |
| Iconoclastie | Iconoclasm |
| Iconodulie | Iconodule |
| Icosagone | Icosagon |
| Icosidodécadodécaèdre | Icosidodecadodecahedron |
| Icosidodécadodécaèdre adouci | Snub icosidodecadodecahedron |
| Icosidodécaèdre | Icosidodecahedron |
| Icositétraèdre pentagonal | Pentagonal icositetrahedron |
| Icositétraèdre trapézoïdal | Deltoidal icositetrahedron |
| ICSI | Intracytoplasmic sperm injection |
| ICT | Information and Communications Technology |
| Ictaluridae | Ictaluridae |
| Icterinae | Icterid |
| Icterus | New World oriole |
| Icterus galbula | Baltimore Oriole |
| Ictinos | Iktinos |
| Ictus | Stroke |
| ictère | jaundice |
| icône | icon |
| Icône de la Trinité | Holy Trinity Icon |
| ID | ID |
| Ida de Bernicie | Ida of Bernicia |
| Ida de Troade | Ida |
| Ida Laura Pfeiffer | Ida Laura Pfeiffer |
| Ida McKinley | Ida Saxton McKinley |
| Ida Rubinstein | Ida Rubinstein |
| Idace de Chaves | Hydatius |
| Idaea biselata | Small Fan-footed Wave |
| Idaho | Idaho |
| Idaho Stampede | Idaho Stampede |
| Idaira | Idaira |
| Idan Raichel | Idan Raichel |
| Idar-Oberstein | Idar-Oberstein |
| Idared | Idared |
| Idas et Lyncée | Lynceus |
| Idavoll | Ithavoll |
| Ide de Boulogne | Ida of Lorraine |
| IDEA League | IDEA League |
| Idea leuconoe | Idea leuconoe |
| Idel Ianchelevici | Idel Ianchelevici |
| Idelette de Bure | Idelette Calvin |
| idem | ditto |
| identifiant | username |
| Identifiant de processus | Process identifier |
| identification | identification |
| identification de produits | product identification |
| Identification de source X | X ray identification |
| Identification optique | Optical identification |
| Identification projective | Projective identification |
| Identifications des raies | Line identifications |
| identifier | locate |
| identique | identical |
| identité | identity |
