Alkaloid use of Ephedra and opium poppies. Also, coca leaves have been used by South American Indians since ancient times. Extracts from plants containing toxic alkaloids, such as aconitine and tubocurarine, were used since antiquity for poisoning arrows. Studies of alkaloids began in the 19th century. In 1804, the German chemist Friedrich Sertürner isolated from opium a "soporific principle" (), which he called "morphium" in honor of Morpheus, the Greek god of dreams; in German and some other Central-European languages, this is still the name of the drug. The term "morphine", used in English and French, was given by the French
Greek name Modern Greek Enlightenment and the development of Greek nationalism, names from antiquity became popular again. Family names may be patronymic in origin or else based on occupation, location, or personal characteristic. These origins are often indicated by prefixes or suffixes. Traditionally a woman used a feminine version of her father's family name, replacing it with a feminine version of her husband's family name on marriage. In modern Greece, a woman keeps her father's family name for life but may use a husband's name. In official documents in modern Greece, people are given three names: a given name, a patronymic and