twenty-first

American  

[twen-tee-furst, twuhn-] / ˈtwɛn tiˈfɜrst, ˈtwʌn- /

adjective

1. next after the twentieth; being the ordinal number for 21.

2. being one of 21 equal parts.

---

noun

1. a twenty-first part, especially of one (1/21).

2. the twenty-first member of a series.

Example Sentences

The most recent season just concludes last month, crowning NY-based chef Danny Garcia as its twenty-first winner.

From Salon • Jul. 18, 2024

At half past six on the twenty-first of June 1922, when Count Alexander Ilyich Rostov was escorted through the gates of the Kremlin onto Red Square, it was glorious and cool.

From Los Angeles Times • May 29, 2024

Unimpressed by the books she found in her search for answers, MacPhail, a medical anthropologist, began writing Allergic as a “personal and scientific journey to diagnose the problem of allergy in the twenty-first century.”

From Scientific American • May 31, 2023

For home cooks baking up pecan pie well into the twenty-first century, Karo is still pretty much the only brand you can buy in grocery stores: It has kept that corporate hold.

From Slate • Nov. 24, 2022

Beginning about the twenty-first, the top of the world began to glow like an eclipse as the sun circled just below the horizon.

From "Julie of the Wolves" by Jean Craighead George