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Definition of "alpha and omega" []

  • The first and the last: "I am Alpha and Omega, the beginning and the ending, saith the Lord” ( Revelation 1:8). (noun)
  • The most important part. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "alpha and omega" in a sentence
  • "In addition, stained-glass windows represent the Passion of Christ, and a tiled floor is laid out in a mosaic of the Greek letters alpha and omega to remind us that our Savior is the beginning and end of all things."
  • "But he talked very prettily on man's rights generally and particularly, even saying something in derogation of that fashionable life, which, as the poor boy had been taught, was the alpha and omega of existence."