[alpha and omega] n [fr. the fact that alpha and omega are respectively the first and last letters of the Greek alphabet] (1526) 1: the beginning and ending
2: the principal element
[alpha and omega] n [fr. the fact that alpha and omega are respectively the first and last letters of the Greek alphabet] (1526) 1: the beginning and ending
2: the principal element
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012