hub Meaning and Definition
1. n. the central part of a car wheel (or fan or propeller etc) through which the shaft or axle passes
2. n. a center of activity or interest or commerce or transportation; a focal point around which events revolve
A hub is the central part of a wheel that connects the axle to the wheel itself. Many expressions use the term for a literal or figurative central structure connecting to a periphery.
Antonyms periphery
Sponored Video