First letter of the Greek alphabet, often used in conjunction with Omega, the last letter, and applied as descriptive names of the all-encompassing nature of Christ, being the first and the last, the beginning and the end (Rev. 1: 8, 11; Rev. 21: 6; Rev. 22: 13; 3 Ne. 9: 19; D&C 19: 1; D&C 38: 1; D&C 45: 7).