| 一 | ||
|---|---|---|
| 
 | ||
| (U+4E00) "one" | ||
| Pinyin: | yī | |
| Bopomofo: | 一 | |
| Gwoyeu Romatzyh: | i | |
| Wade–Giles: | i1 | |
| Cantonese Yale: | yāt | |
| Jyutping: | jat1 | |
| Pe̍h-ōe-jī: | it | |
| Kana: | いち ichi | |
| Kanji: | 一 ichi | |
| Hangul: | 한 han | |
| Sino-Korean: | 일 il | |
| Stroke order animation | ||
|   | ||
Radical 1 meaning "one" is 1 of 6 Kangxi radicals (214 radicals total) composed of 1 stroke.
In the Kangxi Dictionary there are 42 characters (out of 49,030) to be found under this radical.
Radical 1, in this case known as 橫 héng "horizontal", is one of the eight principles of the character 永 (永字八法 Yǒngzì Bāfǎ) which are the basis of Chinese calligraphy.
Big seal script
Small seal script