| IMR | Imaginary number | Impressionist music |
| Immanuel KantImmanuel Kant ( April 22, 1724 February 12, 1804) was a Prussian philosopher, generally regarded as the last major philosopher of the Enlightenment, having a major impact on the Romantic and Idealist philosophies of the 19th century, and as one of history | Implicit repetitionIn learning, implicit repetition is unintentional repetition. For example, an explicit repetition is when we review the material before an exam. An implicit repetition is when we suddenly recall some fact on the way to school. We remember our name or even | Immune systemThe immune system is any system present in an organism to prevent predation by biological agents. All living organisms have these protective measures, although they vary radically in scope and mechanism. In humans and domesticated animals, the immune syst |
| ImmunologyImmunology is a broad branch of biomedical science that covers study of all aspects of the immune system in all organisms. It deals with, among other things, the physiological functioning of the immune system in states of both health and disease; malfunct | Immortal SevenThe Immortal Seven were seven notable English citizens who issued the Invitation to William a document asking William of Orange to depose James II in favour of William's wife Mary, culminating in the Glorious Revolution. It was carried to William by Lord | ImhotepImhotep (sometimes spelled mhotep or Ii-em-Hotep Egyptian ii-m-tp is the first architect and physician known by name to written history. He is also considered to be the world's first known genius. As the Pharaoh Djoser's Vizier, he designed the Pyramid of |
| IMOThe three-letter abbreviation IMO may have several meanings, depending on context: In My Opinion ( USENET and internet chat slang; see also IMHO) International Maritime Organization International Mathematical Olympiad International Meteor Organization Int | Improvisational theatreImprovisational Theatre (also known as improv or impro is a form of theatre in which the actors perform spontaneously, without a script. Modern improvisation began in the classroom with the theatre games of Viola Spolin in the 1950s, then evolved quickly | Immigration to the United StatesThe United States of America has had a long history of immigration, from the first Spanish and English settlers to arrive on the shores of the country to the waves of immigration from Europe in the 19th century to immigration in the present day. Throughou |
| Imbolc | Impressionism | Impi |
| Imprecise language | Imprinting (genetics) | Imam |
| Immaculate Conception | Immunity | Imperialism |
| Impeachment | Imperial Chemical Industries | Imperial Airways |
| Imperial Conferences | Imperialism in Asia | Imperial unit |
| Impulse drive | Imre Lakatos | Image antenna |
| Image frequency | Image rejection ratio | Improved-definition television |
| Impedance | Imperial Capital Bank | ImageMagick |
| Imereti | Imperfect competition | Imagine (song) |
| Imperial Russia | Image compression | Imaginary unit |
| Impossible object | Imperial Stormtrooper | Impedance mismatch |
| Immanuel the Roman | Imperial College London | Imitation of Life |
| Imre Nagy | Impact event | Immunoperoxidase |
| IMZ-Ural | ImClone Systems | IMHO |
| Image | Imaginary country | Image processing |
| Impartial game | Imperial County, California | Imporcitor |
| Imperial Eagle | Improvisation | IMac |
| Imagination | Imiut | Imset |
| Impossible cube | Immutef | Improv |
| Imagism | Imre Kertész | Imboden, Arkansas |
| Imperial, California | Imperial Beach, California | Immokalee, Florida |
| Imogene, Iowa | Imlay Township, Michigan | Imlay City, Michigan |
| Imperial, Missouri | Imperial, Nebraska | Imbler, Oregon |
| Imperial-Enlow, Pennsylvania | Imperial, Texas | Impact, Texas |
| Immortal (band) | Import substitution | Imperial Earth |
| Immigration to Israel from Arab lands | Improvisational comedy | Imaginary part |
| Imagine | Images of Crystal Palace | Immigration Appellate Authority |
| Image map | Immigration and Naturalization Service | IMINT |
| Immanuel Hermann Fichte | Imperial General Headquarters | Imhoff tank |
| Immunosuppression | Implication | Impostor |
| Imperial British Conservative Party | Imperium | Impasto |