AL'PHA, noun [Heb. an ox, a leader.] The first letter in the Greek alphabet, answering to A, and used to denote first or beginning. I am alpha and Omega. Revelation 1:8. As a numeral, it stands for one. It was formerly used also to denote chief; as, Plato was the alpha of the wits.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI