Eustachian Tube, in anatomy, a canal
leading from the pharynx to the tympanum of the ear.
Eustachio, Bartolomeo, Italian physician and anatomist, born soon after 1500, died about 1574. He devoted himself to medical science and in particular to anatomy, which he much enriched by his researches. Amongst his discoveries were the eustachian tube and the eustachian valve of the heart.
Eustatius, St., or St. Eustache Island, a Dutch island in the W. Indies, one of the Leeward Islands, 11 miles north-west of St. Christopher's, pyramidal in form; area, 8 sq. miles. Sugar, cotton, and maize are raised; but the principal production is tobacco. The climate is healthy, but earthquakes are frequent. Pop. 1431.
Euter´pe, (1) one of the Muses, considered as presiding over lyric poetry, the invention of the flute being ascribed to her. She is usually represented as a virgin crowned with flowers, having a flute in her hand. (2) In botany, a genus of palms, natives of South America, sometimes nearly 100 feet in height.
Euthanasia, literally, a painless or easy death, a term often used in connection with the theory or proposal that it should be lawful to administer drugs to bring about a painless death, in the case of persons suffering from painful and hopeless diseases.
Eutro´pius, Flavius, a Latin historian, who flourished about A.D. 360. His abridgment of the history of Rome (Breviarium Historiæ Romanæ) is written in a perspicuous style, and is often read, or rather spelled out word by word, by beginners in Latin. It is of little or no authority as a history.
Eutyches (ū'ti-kēz), a Greek heresiarch who lived in the fifth century after Christ. He was superior of a monastery near Constantinople, and his heresy consisted in maintaining that after the incarnation there was only a divine nature in Christ under the appearance of a human body. The doctrines of Eutyches were condemned by the Council of Chalcedon in 451, and he was expelled from his monastery. He died not long afterwards. His followers were often called Monophysites (Gr. monos, single, physis, nature) as well as Eutychians.
Euxanthine, a substance supposed to be derived from the bile or urine of the buffalo, camel, or elephant. It comes from India under the name of purree or Indian yellow, and is used as a pigment.
Eux´ine (Pontus Euxīnus), the ancient name for the Black Sea.