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Dictionary definition for: Alpha

1. (n) the 1st letter of the Greek alphabet

2. (s) first in order of importance; "the alpha male in the group of chimpanzees" "the alpha star in a constellation is the brightest or main star"

3. (n) the beginning of a series or sequence; "the Alpha and Omega, the first and the last, the beginning and the end"--Revelations

4. (s) early testing stage of a software or hardware product; "alpha version"

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