| a new period in history resulting from major changes in society, esp. technological; a future world or society experiencing positive and negative effects from major changes. |

| a novel (1932) by Aldous Huxley. |
| brave new world n. A world or realm of radically transformed existence, especially one in which technological progress has both positive and negative results. [After Brave New World, title of a novel by Aldous Huxley (1894-1963).] |
(1932) A novel by Aldous Huxley that depicts the potential horrors of life in the twenty-fifth century. The title comes from a line in the play The Tempest, by William Shakespeare.