Alpha
Part of speech: adjective
Definition: Designates the first in an order of precedence. Designates the brightest star in a constellation.
Part of speech: noun
Definition: The name of the first letter of the Greek alphabet (Α, α), followed by beta. In the Latin alphabet it is the predecessor to A. Latin alpha The name of the symbols Α and α used in science and mathematics, often interchangeable with the symbols when used as a prefix. The return of a given asset or portfolio adjusted for systematic risk.
Alfa
Part of speech: noun
Definition: The letter A in the ICAO spelling alphabet