Handbooks and books about superstitious theories and practices: The handbooks or other books on the subject which were copied and therefore probably used during that period were the De daemonibus by pseudo-Psellos (11th century), the Book of Wisdom (5th or 6th century), the Corpus Hermeticum, the Hermippos by John Katrares, the Effective Treatise or Hydro Divination by Solomon and a book titled Kyrianides.
Helen Kantakouzene Palaiologina (1333-96): Empress, daughter of the emperor John VI Kantakouzenos and wife of the emperor John V Palaiologos. She had a strong personality and was known for her literary talent.
Herakleia in Thrace: A Byzantine city on the northern coast of the Sea of Marmara Sea, where ancient Perinthos once stood (present-day Marmara Eregli). All that survives today are the ruins of an aqueduct and a church.
Hexapterygos, Theodore (ca. 1180-1236): Teacher and writer. He studied at the Patriarchal School of Constantinople and taught poetry and rhetoric in Nicaea to George Akropolites as well as to various students sent to him by the emperor John III Vatatzes.
Holobolos, Manuel (ca. 1245-1310/1314): Teacher, orator and an active anti-Unionist. He was appointed rhetor by the Patriarch Germanos III and probably taught at a school situated near the orphanage of the church of St Paul in Constantinople.
Humanism - humanists: Humanism is the philosophy which holds that man is the centre of all things. The term designates an educational ideal developed in antiquity and aiming at the cultural and intellectual development of man. As such, it is used as a synonym for 'Renaissance', referring to a classical education and study of the Classics. As a historical phenomenon, the humanistic way of thinking went through phases or periods when it flourished particularly, such as in ancient Greece, during the Roman period, during the period known as the Western Renaissance and at the time of the movement known as the "Third Humanism" of Werner Jaeger.
Hungarians or Magyars: A people related to the Turks; they initially settled in the region of the Caucasus. Being under pressure there, however, they migrated westwards and in the second half of the 9th century occupied the area known as Hungary today. At the beginning of the 11th century they were converted to Christianity by the Latin Church.
Hypatos ton philosophon ("head of the philosophers"): The title of the president of the School of Philosophy at the University which existed in the 12th century in Constantinople. In the late Byzantine period, the hypatoi were teachers who acted under the supervision of the Patriarchate.
Hyperpyron ("highly refined"): the Byzantine gold coin. The term had already been in use since the 10th century and referred to the high proportion of gold in the coin.