the alpha and omega

Definition of the alpha and omega

:the most important part of something
  • Money is the alpha and omega of his existence.

Word by Word Definitions

alpha play
  1. : the 1st letter of the Greek alphabet — see Alphabet Table

  2. : something that is first : beginning

  3. : alpha wave

  1. : closest in the structure of an organic molecule to a particular group or atom

  2. : socially dominant especially in a group of animals

  3. : alphabetic

omega play
  1. : the 24th and last letter of the Greek alphabet — see Alphabet Table

  2. : the extreme or final part : end

  3. : a negatively charged elementary particle that has a mass 3270 times the mass of an electron —called also omega minus


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