1. one
2. single
3. a (article)
4. as soon as
5. entire; whole; all; throughout
6. "one" radical in Chinese characters (Kangxi radical 1)
7. also pr. yāo for greater clarity when spelling out numbers digit by digit

1. (often used with 一 yī) a look; a glance
2. small hole
3. (bound form) salient point
4. classifier for wells, cave-dwellings etc

classifiers: 隻, 雙