[ˈfəʊkl], (Adjective)

Definitions:
- relating to the centre or most important part
(e.g: the focal symbol of sovereignty is the crown)

- relating to the focus of a lens

- (of a disease or medical condition) occurring in one particular site in the body


Phrases:

Origin:
mid 17th century (designating a fire burning in a hearth): partly from medieval Latin focalis, from Latin focus, and partly directly from focus