| invoke | llamar |
| involuntarily | involuntariamente |
| involuntary | involuntario |
| Involuntary homicide | Homicidio negligente |
| involution | involución |
| involve | ocasionar |
| involved | complicado |
| involvement | envolvimiento |
| invulnerability | invulnerabilidad |
| invulnerable | invulnerable |
| inward | interior |
| inwardly | interiormente |
| inwards | hacia dentro |
| Inés de Suárez | Inés de Suárez |
| Inês de Castro | Inés de Castro |
| Inđija | Inđija |
| Io | Ío |
| Ioan Gruffudd | Ioan Gruffudd |
| Ioannina | Ioanina |
| Ioannina Prefecture | Ioanina |
| Ioannis Alevras | Ioannis Alevras |
| Ioannis Amanatidis | Ioannis Amanatidis |
| Ioannis Kapodistrias | Ioannis Kapodistrias |
| Ioannis Kolettis | Ioannis Kolettis |
| Ioannis Metaxas | Ioannis Metaxas |
| Ioannis Mitropoulos | Ioannis Mitropoulos |
| Ioannis Okkas | Ioannis Okkas |
| Ioannis Paraskevopoulos | Ioannis Paraskevopulos |
| Ioannis Rallis | Ioannis Rallis |
| Ioannis Theotokis | Ioannis Theotokis |
| Ioba | Provincia de Ioba |
| Iobates | Yóbates |
| Iocaste | Yocasta |
| iodin | yodo |
| iodine | yodo |
| iodize | yodar |
| Iolanda Balaş | Iolanda Balas |
| Iolaus | Yolao |
| Iolcos | Yolco |
| Iomega Bernoulli Box | Iomega Bernoulli Box |
| Iomega Jaz drive | Iomega Jaz |
| Iomega Zip drive | Disco Zip |
| ion | ion |
| Ion Andoni Goikoetxea | Jon Andoni Goikoetxea |
| Ion Antonescu | Ion Antonescu |
| Ion channel | Canal iónico |
| Ion Chromatography | Cromatografía líquida |
| Ion composition | Composición iónica |
| Ion Creangă | Ion Creangă |
| Ion density | Densidad iónica |
| Ion Dragoumis | Ion Dragumis |
| ion exchange | intercambio iónico |
| ion exchanger | intercambiador iónico |
| Ion Iliescu | Ion Iliescu |
| Ion Luca Caragiale | Ion Luca Caragiale |
| Ion Mihai Pacepa | Ion Mihai Pacepa |
| Ion Moina Stadium | Ion Moina |
| Ion plasma wave | Onda en el plasma iónico |
| Ion temperature | Temperatura iónica |
| Ion thruster | Propulsor iónico |
| Iona | Iona |
| Iona Abbey | Abadía de Iona |
| Iona Yakir | Iona Yakir |
| Ionia | Jonia |
| Ionian Academy | Academia Jónica |
| Ionian Islands | Islas Jónicas |
| Ionian Revolt | Revuelta jónica |
| Ionian School | Escuela jónica |
| Ionian Sea | Mar Jónico |
| Ionian University | Universidad Jónica |
| ionic | jónico |
| Ionic bond | Enlace iónico |
| Ionic liquid | Líquido iónico |
| Ionic radius | Radio iónico |
| Ionic strength | Fuerza iónica |
| Ionikos FC | Ionikos FC |
| ionising radiation | radiación ionizante |
| Ionization equilibrium | Equilibrio de ionización |
| ionize | ionizar |
| Ionized gases | Gas ionizado |
| Ionizing shock wave | Onda de choque ionizane |
| ionosphere | ionosfera |
| Iora | Aegithinidae |
| Iosef Stalin tank | JS-II |
| Iosif Shklovsky | Iosif Shklovsky |
| Iosif Stalin tank | JS-II |
| iota | jota |
| Iota Orionis | Hatsya |
| IOU | pagaré |
| Iowa | Iowa |
| Iowa - Des Moines | Estado de los Estados Unidos de América |
| Iowa tribe | Iowa |
| IP | IP |
| IP address | IP |
| IP address spoofing | Spoofing |
| IP Code | Índice de protección |
| IP fragmentation | Fragmentación IP |
| IP Multimedia Subsystem | Subsistema Multimedia IP |
| IP over Avian Carriers | IP sobre palomas mensajeras |
| IPA | Alfabeto Fonético Internacional |
| IPA chart for English | Tabla IPA para inglés |
| Ipanema | Ipanema |
| Ipatiev House | Casa Ipatiev |
| Ipatinga | Ipatinga |
| IPCop | IPCop |
| Ipheion | Ipheion |
| Iphianassa | Ifianasa |
| Iphicles | Íficles |
| Iphicrates | Ifícrates |
| Iphigeneia | Ifigenia |
| Iphigeneia at Aulis | Ifigenia |
| Iphigeneia in Tauris | Iphigénie en Tauride |
| Iphigenia | Ifigenia |
| Iphigenia in Tauris | Iphigénie en Tauride |
| Iphigenie auf Tauris | Iphigénie en Tauride |
| Iphigénie en Aulide | Ifigenia |
| Iphigénie en Tauride | Iphigénie en Tauride |
| Ipiales | Ipiales |
| IPNI | International Plant Names Index |
| IPO | Oferta Pública de Venta |
| IPod | IPod |
| IPod mini | IPod mini |
| IPod nano | IPod nano |
| IPod shuffle | IPod shuffle |
| IPod touch | IPod touch |
| IPodLinux | IPodLinux |
| Ipomoea | Ipomoea |
| Ipomoea alba | Ipomoea alba |
| Ipomoea pes-caprae | Ipomoea pes-caprae |
| Ipomoea purpurea | Ipomoea purpurea |
| Ipomoea tricolor | Ipomoea tricolor |
| Ipomoea violacea | Ipomoea violacea |
| IPOOO | IPOOOOO |
| Ipotane | Sileno |
| Ipsach | Ipsach |
| IPsec | IPsec |
| IPTV | IPTV |
| Ipuwer Papyrus | Papiro de Ipuur |
| IPX | Internetwork Packet Exchange |
| IQ | CI |
| Iqaluit | Iqaluit |
| Iqama | Iqāma |
| IQue Player | Nintendo iQue |
| Iquique | Iquique |
| Iquique Province | Provincia de Iquique |
| Iquitos | Iquitos |
| IRA | IRA |
| Ira Levin | Ira Levin |
| IRA orders end to armed campaign | El IRA anuncia que deja la lucha armada para solucionar pacíficamente el conflicto norirlandés |
| Irade | Reglamento Comunitario Europeo |
| IRAF | IRAF |
| Iragna | Iragna |
| Irak | Iraq |
| Iraki | Iraqués |
| Iran | Irán |
