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Meaning of Second World

Sec'ond World'

Pronunciation: [key]
— (sometimes l.c.)
  1. the world's industrialized nations other than the U.S. and the U.S.S.R.
  2. the Communist and socialist nations of the world. Cf.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.