from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. The ordinal form of the number twenty-one.
  • n. The person or thing in the twenty-first position.
  • n. One of twenty-one equal parts of a whole, usually written .
  • n. A party to celebrate a twenty-first birthday.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. coming next after the twentieth in position


Sorry, no etymologies found.


  • One example among many is found in the dialogue between Ethiopian and American musicians: jazz in the United States inspired Ethiopian jazz artists of the 1970s, which prompted interpretations by American artists of the early twenty-first century, which has led to collaborations between Ethiopians and Americans.

    The English Is Coming!

  • Liberals and conservatives in the late twentieth and early twenty-first centuries sharply disagree about matters such as school desegregation, affirmative action, presidential power, separation of church and state, individual liberties such as abortion rights and gay rights, protections for criminal defendants, and civil rights.

    The Conservative Assault on the Constitution

  • Looking back from the twenty-first century, it may be hard to imagine that most Americans in the nineteenth century believed that materialism was evil, thrift was virtuous, and the pursuit of pleasure was dangerous at best.

    A Renegade History of the United States

  • The Social Security Act of 1935, a major piece of legislation in the so-called Second New Deal and one of the few to survive into the twenty-first century, included an old-age pension system and an unemployment insurance program.

    A Renegade History of the United States

  • And so, even in the twenty-first century, anyone hoping to master reading and writing English must set aside plenty of time to learn—largely by rote memory—standard spellings that seem to be as closely guided by pronunciation as the former planet Pluto is by Play-Doh.

    The English Is Coming!

  • These less-attractive facets of doing business in the twenty-first century can be found in the earliest appearances of business, a word that is native to English.

    The English Is Coming!

  • Since the early twenty-first century, lol has been a must-have abbreviation.1 Devised by internet users, it conveys mirth—“laughing out loud”—that is invisible and inaudible in purely onscreen interaction.

    The English Is Coming!

  • As the twenty-first century opened, roughly 10 percent of all marriages in Northern Ireland were currently mixed, about one third of the contemporary U.S. rate.30

    American Grace

  • Now, however, we see that the retention rate of nones rose steadily during the second half of the twentieth century, beginning with the baby boomers, until by the cohort of people who came of age during the first decade of the twenty-first century the retention rate of nones is actually higher than that of the major religious traditions.

    American Grace

  • In twenty-first century America expansive evangelicalism is a feature of the past, not the present.

    American Grace


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