- A small territorial division of a country, especially one of the states of Switzerland.
- A subdivision of an arrondissement in France.
- Heraldry. A small, square division of a shield, usually in the upper right corner.
- A usually rectangular division of a flag, occupying the upper corner next to the staff.
[French, from Old French, from Old Italian cantone, augmentative of canto, corner, from Vulgar Latin *cantus. See cant1.]
cantonal can'ton·al (kăn'tə-nəl, kăn-tŏn'əl) adj.





