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hub
 
Noun hub has 2 senses
  1. hub - the central part of a car wheel (or fan or propeller etc) through which the shaft or axle passes
    --1 is a kind of     part, portion
    --1 is a part of car wheel; electric fan, blower; propeller, propellor
  2. hub - 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"
    --2 is a kind of     center, centre, middle, heart, eye
    --2 has particulars: civic center, municipal center, down town
huang he huangyang huarache huaraches huascaran huayna capac hub-and-spoke hub-and-spoke system hub hub epix hub motor hub of the universe hubbard hubbard squash hubble-bubble hubble hubble constant

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