| Iphigenie auf Tauris | Iphigenie auf Tauris |
| Iphigénie en Aulide | Iphigénie en Aulide |
| Iphigénie en Tauride | Iphigenie auf Tauris |
| Iphis | Iphis |
| Iphitos | Iphitos |
| Iphofen | Iphofen |
| Ipiales | Ipiales |
| Ipil | Merbau |
| IPO | Börsengang |
| IPO : Initial Public Offering | Börseneinführung |
| iPod | iPod |
| IPodLinux | IPodLinux |
| Ipomoea | Prunkwinden |
| Ipomoea aquatica | Wasserspinat |
| Ipomoea tricolor | Ipomoea tricolor |
| Ipomoea violacea | Ipomoea violacea |
| ipomovirus | Ipomovirus |
| ipomoviruses | Ipomoviren |
| IPOOO | IPOO |
| IPOS process | IPOS-Verfahren |
| ipot | Spulenpotentiometer |
| Ipotane | Silen |
| Ippenschied | Ippenschied |
| Ippesheim | Ippesheim |
| Ippolito Rosellini | Ippolito Rosellini |
| Ippy virus , IPPYV | Ippy-Virus |
| Ippy viruses , IPPYV | Ippy-Viren |
| Ipratropium | Ipratropiumbromid |
| iprindole | Iprindol |
| iprocrolol | Iprocrolol |
| iproniazid | Iproniazid |
| iproxamine | Iproxamin |
| iprozilamine | Iprozilamin |
| IPS | Zoll pro Sekunde |
| Ipsach | Ipsach |
| ipsative | ipsativ |
| ipse dixit fallacy | Ipse dixit-Fehlschluss |
| IPsec | IPsec |
| Ipsheim | Ipsheim |
| ipsilateral | ipsilateral |
| ipso facto | allein durch Tatsache |
| Ipswich | Ipswich |
| IPTG | Isopropyl-β-D-thiogalactopyranosid |
| IPTV | IPTV |
| IPU | IPU |
| IPX | Internetwork Packet Exchange |
| IQ | Intelligenzquotient |
| IQ : intelligence quotient | IQ : Intelligenzquotient |
| IQ quick test | BQ-Quicktest |
| Iqaluit | Iqaluit |
| Iqama | Iqama |
| IQue Player | Nintendo iQue |
| iquico | Inquicoschlüpfer |
| iquico canastero | Inquicoschlüpfer |
| iquindamine | Ichindamin |
| Iquique | Iquique |
| Iquique Province | Iquique |
| iquiqueite | Iquiqueit |
| Iquitos | Iquitos |
| Iquitos virus | Iquitos-Virus |
| Iquitos viruses | Iquitos-Viren |
| IR | infrarot |
| IR : infrared | IR : infrarot |
| IR astronomy | Infrarot-Astronomie |
| IR camera | Infrarotkamera |
| IR decoy | IR Falschziel |
| IR filter | Infrarot-Filter |
| IR imager | Infrarotkamera |
| IR laser | Infrarot-Laser |
| IR laser beam | Infrarot-Laserstrahl |
| IR microscope | Infrarot-Mikroskop |
| IR microscopy | Infrarot-Mikroskopie |
| IR photometer | Infrarot-Fotometer |
| IR radiometer | Infrarot-Radiometer |
| IR reconnaissance | Infrarotaufklärung |
| IR remote release | Infrarot-Fernauslöser |
| IR scope | Infrarot-Zielfernrohr |
| IR spectrometer | Infrarot-Spektrometer |
| IR spectrometry | Infrarot-Spektrometrie |
| IR spectroscopy | Infrarotspektroskopie |
| IR Tanger | IR Tanger |
| IR thermometer | Infrarot-Thermometer |
| IR-laser diode | IR-Laser-Diode |
| IR-photoplate | IR-empfindliche Fotoplatte |
