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
Theodore (name) God". Variants Nicknames Theodore (name) Theodore is a masculine given name. It comes from the Greek name Θεόδωρος ("Theódoros") meaning "God-given" (from the Greek words θεός, ("theós") "God" and δώρον ("dōron") "gift"). The name was borne by several figures in ancient Greece, such as Theodorus of Samos and Theodorus the Atheist, but gained popularity due to the rise of Christendom. In any form, it means "God-given", or "gift of God": as do the given names Jonathan, Nathanael, Mattaniah, Matthew, Dosetai, Bogdan (or Bohdan), Ataullah, Adeodatus and Devadatta. The feminine form of Theodore is Theodora. The names Dorothy and Godiva also