- twenty
- twen|ty [ˈtwenti] number, n[: Old English; Origin: twentig]1.) the number 20▪ a small village twenty miles from Nairobi▪ I'm nearly twenty (=20 years old) .2.) the twenties [plural] also the 20s, the 1920sthe years from 1920 to 1929▪ In the twenties the business expanded.the early/mid/late twenties▪ The photograph was taken in the late twenties.3.) be in your twentiesto be aged between 20 and 29early/mid/late twenties▪ She was in her early twenties when I met her.4.) in the twentiesif the temperature is in the twenties, it is between 20 degrees and 29 degreesin the low/mid/high twenties▪ a warm day, with temperatures in the low twenties5.)a piece of paper money that is worth £20 or $20▪ I offered the driver a twenty.>twentieth adj pron▪ in the twentieth century▪ her twentieth birthday▪ I'm planning to leave on the twentieth (=the 20th day of the month) .
Dictionary of contemporary English. 2013.