Al-phec´-ca, α Coronæ Borealis, "the bright one of the dish."
If α was the original, it is hard to see how β could have come from it.
A line drawn from δ to α Cassiopeiæ and prolonged a little over twice its length points it out.
At his heart is a gorgeous star of first magnitude, α or Regulus.
Elba was famous for its mines in early times, and the smelting furnaces gave it its Greek name of Α᾽ θαλία (“soot island”).
Let α be the angular velocity of rotation, R the radius of the disk.
At the eighth panel on the south side, under the Α and Ω of the cresting, stands the Pot of Lilies as a symbol of the Virgin.
Arcturus, α Botis, in the sign Libra; conspicuous in the nights of spring.
Thus the cardinal number of α is itself a class, and furthermore α is a member of it.
Regulus (α Leonis) is the brightest and most southern of the stars in the “Sickle.”
c.1300, from Latin alpha, from Greek alpha, from Hebrew or Phoenician aleph (see aleph). The Greeks added -a because Greek words cannot end in most consonants. Sense of "beginning of anything" is from late 14c., often paired with omega (last letter in the Greek alphabet) as "the end." Sense of "first in a sequence" is from 1620s. Alpha male was in use by c.1960 among scientists studying animals; applied to humans in society from c.1992.
The Greek letter alpha. Entries beginning with this character are alphabetized under alpha.
The symbol for Bunsen's solubility coefficient.
The symbol for specific rotation.
alpha al·pha (āl'fə)
Symbol α The first letter of the Greek alphabet.
The first one in a series; the beginning.
The first position from a designated carbon atom in an organic molecule at which an atom or radical group may be substituted.
Characterizing the atom or radical group that is closest to the functional group of atoms in an organic molecule.
Relating to one of two or more closely related substances, as in stereoisomers.
Relating to or characterizing a polypeptide chain that is one of five types of heavy chains present in immunoglobins.