| Abu Dhabi | Abraham Lincoln | Aberdeen (disambiguation) |
| AbacusSee also abacus (architecture) a flat slab at the top of a column. An abacus is a calculation tool, often constructed as a wooden frame with beads sliding on wires. It was in use centuries before the adoption of the written Arabic numeral system and is st | AbelFor alternative meanings, see Abel (disambiguation). In the Book of Genesis, Abel Standard Hebrew Hevel / Havel Tiberian Hebrew Heel / Hel Arabic Hbil was the second son of Adam. He was slain by Cain, his elder brother. This story appears in the Bible, Ge | AbortionAbortion in its most common usage, refers to the destruction of an embryo and its removal from the uterus. Medically, the term also refers to the early termination of a pregnancy by natural causes ("spontaneous abortion" or miscarriage, which ends one in |
| AbioticAbiotic factors are non-living factors which affect the ability of living organisms to survive in an environment. These can include both physical and chemical factors. Some examples of physical abiotic factors are soil, rocks, weather, and the availabilit | AberdeenshireAberdeenshire is one of 32 unitary council regions in Scotland, borders on Moray, Tayside, Perthshire and Aberdeen CitySize: 6300 square kilometres. Aberdeen Its council headquarters are based at Woodhill House, Westburn Road, Aberdeen and serves as its a | AbjadAn abjad is a type of writing system where there is one symbol per consonantal phoneme, sometimes also called a consonantary . Abjads differ from alphabets in that they lack characters for vowels. The term takes its name from the old order of the Arabic a |
| AbugidaAn alphasyllabary or abugida (a term coined by Peter T. Daniels) is a writing system whose basic signs denote consonants with an inherent vowel and where consistent modifications of the basic sign indicate other following vowels than the inherent one (or, | ABBAABBA (although an acronym the name is often written as Abba was a Swedish pop music group, the most successful to date from that country. The group was formed around 1970 by Bjorn Ulvaeus, Benny Andersson, Agnetha Faltskog, and Anni-Frid Lyngstad, and the | Absolute majorityAbsolute majority is a supermajoritarian voting requirement which is stricter than a simple majority. It means that more than half of all the members of a group, including those absent and those present but not voting, cast votes in favor of a proposition |
| Abdication | Abdul Alhazred | Absolute value |
| Abscess | Abwehr | Abandonment |
| Abatement | Abner Doubleday | Abbeville |
| Abbot | Abbreviation | Abstract algebra |
| Absolute poverty | Abalone | Abbess |
| Abdomen | Abdominal surgery | Abduction |
| Abensberg | Abbey | Absolute zero |
| Abbotsford House | Abraham | Abraxas |
| Absalom | Abydos | Abydos, Egypt |
| Abydos, Hellespont | Abulfeda | Abner |
| Aberdeen | Abu Bakr | ABM |
| Absalon | Abzyme | Abadan |
| Absolute magnitude | Absorption | Abel Tasman |
| Abijah | Abimelech | ABC |
| ABCD | Abdulaziz al-Omari | Abu Sayyaf |
| Abiotic stress | Abbe number | Ablative case |
| Abstract data type | Abu Nidal Organization | Abdul Rashid Dostum |
| Abstinence | Ab | Aba |
| Ababda | Abaca | Abaddon |
| Abadeh | Abae | Abakan |
| Abana River | Ab urbe condita | Abano Terme |
| Abated | Abati | Abatis |
| Abba Mari | Abbas II of Egypt | Abbas Mirza |
| Abaye | Abba Arika | Abbahu |
| Abbreviator | Abd-el-latif | Abd-ar-rahman |
| Abd ar-Rahman I | Abd ar-Rahman II | Abd-ar-rahman III |
| Abd-ar-Rahman IV | Abd-ar-Rahman V | Abd-ul-Aziz |
| Abd-el-Aziz IV | Abdera, Spain | Abdera, Thrace |
| Abdul Hamid I | Abdul Hamid II | Abd-ul-Mejid I |
| Abdur Rahman Khan | Abencerrages | Abeokuta |
| Aberavon (constituency) | Abercarn | Aberdare |
