#Alexander
- Aberdeen (city) — A major coastal city in northeastern Scotland, holding profound relevance in the history of epidemiology, medical sciences, and global nutritional research. It is home to the renowned University of Aberdeen (founded in 1495) and the Rowett Institute, sites of foundational discoveries in infection control (such as Alexander Ogston's pioneering work on staphylococci) and public nutrition policies applied internationally.
- Alec — A masculine given name used internationally as a short, hypocoristic, or independent form of Alexandru (or Alexander). In the Anglo-Saxon and European cultural space, the name is highly popular and is borne by numerous personalities in cinema, literature, and science, structurally retaining the semantic core of 'defender of men'.
- Aleca — A Romanian proper noun used both as a feminine given name (a hypocoristic or independent form) and as a surname. Onomastically, it is a structural variant derived from the Greek name Alexandros (via the intermediate forms Alecu or Alexandra), retaining the original semantic core of 'defender of mankind'.
- Alecu — A Romanian proper noun historically used as a masculine given name and subsequently fixed as an independent surname. Structurally and onomastically, it represents an ancient hypocoristic form or familiar derivation originating from the Greek name Alexandros (via Slavic or Byzantine channels), retaining the original semantic core of 'defender of men'.
- Aleksandru — A foreign, Slavic, or transliterated graphical variant of the masculine given name Alexandru. This universally resonant name originates from ancient Greek, where it is formed from components meaning to defend and man, structurally retaining its semantic core of 'defender of men'.
- Alex — A proper personal name, used both as an independent masculine given name or as a hypocoristic form (diminutive / pet name) for compound names such as Alexandru, Alexandra, Alexei, or Alexandrina. Its origin is closely linked to the classical Greek etymon, holding a universal resonance in modern onomastics due to its short, dynamic, and easily pronounced structure.
- Alexa — A proper personal name used as an independent feminine given name or as a hypocoristic form for Alexandra. In a modern technological context, the term designates the intelligent virtual assistant developed by Amazon, based on artificial intelligence and voice recognition, used for home automation and daily task management.
- Alexan — An archaic, hypocoristic, or regional onomastic form derived from the name Alexandru, found in historical Transylvanian documents or old ecclesiastical writings. As an adjective or determinant in folklore, the term can refer to a narrative style or popular epic composition imitating the structure of the famous Alexandria (the legendary tale of Alexander the Great).
- Alexander — The international, German-Latinate form of the masculine proper name Alexandru. Borne by numerous historical figures, monarchs, and scholars, the name evokes legendary figures such as Alexander the Great (Macedon) and holds a universal resonance in English and Germanic-speaking cultures, symbolizing strength, leadership, and a protective spirit.
- Alexandrel — A proper personal name used as an independent masculine given name or as a diminutive form for Alexandru. In the medieval history of Moldavia, the name designates the ruler Alexăndrel (Alexander II), son of Iliaș II, who had a turbulent and fragmented reign in the 15th century, supported alternately by Poland and local boyars in the struggles for the throne.
- Alexandretta — The historical and international name of the modern port city of İskenderun, located in the Hatay province of southeastern Turkey, on the Mediterranean Sea. Founded by Alexander the Great in 333 BC as Alexandria ad Issum, the city was a major commercial and strategic hub across centuries, also giving its name to the former Sanjak of Alexandretta during the French mandate over Syria.
- Alexander — An extremely widespread masculine proper personal name in Romanian and international contexts, of Greek origin, borne by numerous rulers, kings, emperors, and saints throughout history. Borne as a given name, it holds a strong symbolic resonance associated with leadership, courage, and heroism, celebrated in the Christian-Orthodox calendar chiefly on August thirtieth.
- Alexander the Great — The historical and popular name of Alexander the Great (Alexander III of Macedon), king of ancient Macedonia (336–323 BC) and creator of one of the largest empires in antiquity. Renowned as one of the most brilliant military strategists and commanders in world history, he conquered the Persian Empire and extended the borders of the Hellenistic world into Egypt and India, triggering a profound cultural syncretism between West and East.
- Alixăndria — An archaic graphic variant or old phonetic spelling for 'Alexandria'. In the history of Romanian literature, it designates the famous popular book (the popular Cyrillic romance) relating the legendary deeds and valors of Alexander the Great. It can also represent the ancient transcription of the city name or settlements named in his honor.
- Ammon — A major deity in Egyptian mythology (Amun / Amon), originally associated with the air and hidden aspects of creation, later syncretized with the sun god as Amun-Ra and adopted by the Greeks as the god Ammon. Often depicted with ram horns, his cult was centered at the main temple in Thebes and the famous oracle in the Siwa Oasis, where Alexander the Great was proclaimed a legitimate son of this deity.
- Ampex recorder — A technical and commercial term integrated into television and broadcasting jargon to designate a professional studio tape recorder or a videotape recorder (VTR), a name derived from the famous American Ampex corporation (founded by Alexander M. Poniatoff). In a broader sense, it was used in the past to denote the process of magnetic recording of audio-video signals or the magnetic tape itself.
- Amyntor — The original Latin form for the proper name Amyntor; a character in Greek mythology, king of Ormenion and father of the hero Phoenix, known from Homer's Iliad. In the history of Ancient Macedonia, the name was borne by a famous aristocrat, the father of Hephaestion, Alexander the Great's closest friend and general.
- Antigonus — The name borne by several prominent figures from Greco-Macedonian antiquity and mythology; most historically famous is Antigonus I Monophthalmus (The One-Eyed), one of Alexander the Great's elite generals (diadochi) and founder of the Antigonid dynasty which ruled Macedon.
- Apelles — The traditional Romanian form of the name of the celebrated ancient Greek painter, Apelles; a prominent 4th-century BC artistic figure, renowned for his flawless technique in rendering anatomical realism and human expressiveness. In Romanian, the form without the final 's' is predominantly used in older historiography and classical translations of literary texts.
- Apelles — The official name, according to Greek and international spelling, of the most renowned painter of Ancient Greece (c. 370–306 BC); the official court artist of Alexander the Great, famous for introducing the varnishing technique using a black protective layer (atramentum). In modern lexicon, the form retains the mandatory etymological 's'.