English word three comes from Proto-Slavic *tríh₂, and later Proto-Germanic *þrīz (Three.)
| Dictionary entry | Language | Definition |
|---|---|---|
| *tríh₂ | Proto-Slavic (sla-pro) | |
| *tisres | Proto-Indo-European (ine) | |
| *þrīz | Proto-Germanic (gem-pro) | Three. |
| þreō | Old English (ang) | |
| þri | Old English (ang) | (cardinal) three. |
| threo | Middle English (enm) | |
| three | English (en) | (basketball). A person who is three years old.. Anything measuring three units, as length.. The digit/figure 3.. The playing card featuring three pips. (cardinal) A numerical value after two and before four. Represented in Arabic digits as 3; this many dots (•••).. (of a set or group) Having three elements. |