hub

English Thesaurus

1. the central part of a car wheel (or fan or propeller etc) through which the shaft or axle passes (noun.artifact)

hypernym	:	part, portion,
definition	:	something less than the whole of a human artifact (noun.artifact)

part meronym	:	car wheel,
definition	:	a wheel that has a tire and rim and hubcap; used to propel the car (noun.artifact)

part meronym	:	blower, electric fan,
definition	:	a fan run by an electric motor (noun.artifact)

part meronym	:	propeller, propellor,
definition	:	a mechanical device that rotates to push against air or water (noun.artifact)

2. a center of activity or interest or commerce or transportation; a focal point around which events revolve (noun.location)

hypernym	:	center, centre, eye, heart, middle,
definition	:	an area that is approximately central within some larger region (noun.location)

hyponym	:	civic center, down town, municipal center,
definition	:	the center of a city (noun.location)