1871, in reference to Christian Doppler (1803-1853), Austrian scientist, who in 1842 explained the effect of relative motion on waves (originally to explain color changes in binary stars); proved by musicians performing on a moving train. Doppler shift (1955) is the change of frequency resulting from the Doppler effect (1894). The surname is literally "Gambler."
first letter of the Roman alphabet, based on Greek alpha (see alpha). In music from c. 1600 as the name of the sixth note of the natural scale; it is the note given by a fixed-tone instrument (usually oboe or organ) to which all the instruments of an orchestra are tuned. As a blood type, 1926, denoting A agglutinogens. The A side of a two-sided record (by 1962, see side (n.)) held the material chosen for promotion. A-bomb, short for atom bomb, was in newspaper headlines by Aug. 8, 1945.
youth of Abydos, lover of Hero. He swam nightly across the Hellespont to visit her in Sestos, on the Thracian side, until he drowned. The name is from Greek Leiandros, literally "lion-man," from leon "lion" + anēr (genitive andros) "man" (from PIE root *ner- (2) "man").
from 330 C.E. to 1930 the name of what is now Istanbul and formerly was Byzantium, the city on the European side of the Bosphorus that served as the former capital of the Byzantine and Ottoman empires, from Greek Konstantinou polis "Constantine's city," named for Roman emperor Flavius Valerius Aurelius Constantinus (see Constantine), who transferred the Roman capital there.