WordNet 3.0 Copyright © 2006 by Princeton University.
- 1. hub, part, portion
- usage: the central part of a car wheel (or fan or propeller etc) through which the shaft or axle passes
- 2. hub, center, centre, middle, heart, eye
- usage: a center of activity or interest or commerce or transportation; a focal point around which events revolve; "the playground is the hub of parental supervision"; "the airport is the economic hub of the area"
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See also: hub (Dictionary)