Alpha

·noun The first letter in the Greek alphabet, answering to A, and hence used to denote the beginning.

alpha
alpha, n. indecl., = ἄλφα, the Greek name of the first letter of the alphabet : hoc discunt ante alp...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
alpha
alpha n indecl., ἄλφα, the first letter of the Greek alphabet: hoc discunt ante alpha e...

An Elementary Latin Dictionary
Alpha
(A), the first letter of the Greek alphabet. With Omega, the last letter, it is used in the Old Test...

William Smith's Bible Dictionary
Alpha paper
·add. ·- A sensitized paper for obtaining positives by artificial light. It is coated with gelatin c...

Webster's Dictionary of the English Language
Alpha rays
·add. ·- Rays of relatively low penetrating power emitted by radium and other radioactive substances...

Webster's Dictionary of the English Language