| Oboe | Objectivist philosophy | Objectivism |
| Objecthood | Oberkommando des Heeres | Observational error |
| OberonOberon can mean: Oberon, in Arthurian Legend the King of the Fairies, most famous from William Shakespeare's play, A Midsummer Night's Dream. Oberon, a moon of Uranus The Oberon programming language Oberon, New South Wales Oberon was a class of submarine | Oberon programming languageOberon is a programming language created in the late 1980s by Professor Niklaus Wirth (creator of the Pascal, Modula and Modula-2 programming languages) and his associates at ETHZ in Switzerland. The name is from the moon of Uranus, Oberon. Oberon is also | Oberlin CollegeOberlin College is a small liberal arts college in Oberlin, Ohio, founded in 1833, with a student population of approximately 3,000. It is home to the Oberlin Conservatory, a distinguished music school. Oberlin is frequently recognized as one of the best |
| ObelixObelix (originally Obelix is a fictional character, a sidekick with superhuman strength in the Asterix comic books. His job when not bashing Romans is as a menhir delivery man. He has a little dog named Idefix ( Dogmatix in English editions). Unlike all o | ObadiahObadiah "Servant of the LORD", Standard Hebrew Ovadya Tiberian Hebrew Oayh Vulgate Abdias is the name of many people mentioned in the Hebrew Bible, the Old Testament. An Israelite who was chief in the household of King Ahab (1 Kings 18:3). Amid a climate | Object Management GroupObject Management Group OMG is a consortium aimed at setting standards in object-oriented programming. In 1989, this consortium, which included IBM Corporation, Apple Computer Inc. and Sun Microsystems Inc. mobilised to create a cross-compatible distribut |
| ObservationObservation basically means watching something and taking note of anything it does. For instance, you might observe a bird flying by watching it closely. The sciences of biology and astronomy have their historical basis in observations by amateurs. There | ObsidianObsidian is a type of naturally occurring glass, produced from volcanoes when the right kind of lava cools rapidly, e. by flowing into a body of water. It consists mainly of SiO (silicon dioxide), 70% or more. Obsidian is mineral-like, but not a true mine | Object modeling languageAn Object Modeling Language is a standardized set of symbols and ways of arranging them to model (part of) an object oriented software design. Some organizations use them extensively in combination with a software development methodology to progress from |
| Obfuscated code | Object-oriented programming | Object-oriented programming language |
| Objectivity | Objective-C | Object Verb Subject |
| Object database | OBE | Obliquity of the ecliptic |
| Obotrites | Obituary (band) | Object (philosophy) |
| Observational learning | Obstetrics and gynaecology | Obstetrics |
| Oberkommando der Wehrmacht | Obsessive-compulsive disorder | Obi-Wan Kenobi |
| Obesity | Ob River | Observatory |
| Object-relational mapping | ObjectPAL | Oberon (moon) |
| Object-relational database | Obed-Edom | Object Subject Verb |
| Objective One | Obarator | Obfuscation |
| Obscenity | Obion County, Tennessee | Object linking and embedding |
| Obadele Thompson | Oba | Obatala |
| Obelisk | Obfuscating software | Oblong, Illinois |
| Oberlin, Kansas | Oberlin, Louisiana | Obdam |
| Obert, Nebraska | Oberon, North Dakota | Obetz, Ohio |
| Oberlin, Ohio | Obion, Tennessee | Observatory of Strasbourg |
| Oberon (mythology) | Obduction | Oboist |
| Obsession (album) | Oberhavel | Observer pattern |
| Oberspreewald-Lausitz | Object (computer science) | Oberfranken |
| Oberhausen | Oblast | Oberbergischer Kreis |
| Oberbayern | Obdurodon | Object (grammar) |
| Oben am jungen Rhein | Object (task) | Obock |
| Object-based | Obsidian Order | Observer |
| Object-modeling technique | Object-oriented software engineering | Obsessed |
| Obligation | Object-oriented operating system | Object copy |
| Obstetric fistula | Object lifetime | Obaku |
| Obstruction of justice | Obsolescence | Obscene Publications Act |
| Observational techniques | Obrenovac | Oblique Strategies |
| Obsessive-compulsive personality disorder | Oberammergau | Oberammergau Passion Play |
| Observable | Oberstleutnant | Oblomov |
| Obfuscated Perl contest | Oberon (band) | Obscene phone call |
| Obadiah Walker | Object request broker | Obwalden |
| Oberdorf | Oba of Benin | Obor |
| Oberegg | Oblique case | Obolus |
| Obie Trice | Obihiro | Obanazawa |