der Hub
stroke
In engineering, the movement of a machine part, especially a piston, between its two end points.
EXAMPLE
Der Hub des Motors bestimmt den Hubraum.
The stroke of the engine determines the engine displacement.
der Hub
hub / stroke
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Meanings
der Hub
hub
A central node in a transport or data network where routes intersect and shipments are transferred. Often referred to in English as a “hub.”
EXAMPLE
Der Frankfurter Flughafen ist ein wichtiger internationaler Hub für den Luftverkehr.
Frankfurt Airport is an important international hub for air traffic.
der Hub
hub
In computer technology, a device that connects several computers in a network by forwarding data to all connected devices.
EXAMPLE
Heute verwendet man meist Switches anstelle eines Hubs, da sie effizienter sind.
Today, switches are usually used instead of hubs because they are more efficient.
Usage tips
Word family
'Der Hub' (stroke/hub) is derived from the verb 'heben' (to lift). It describes the movement or distance that something covers when being lifted or moved. This connection helps you understand the technical meaning.
EXAMPLE
Die Maschine hat einen vertikalen Hub von 50 Zentimetern.
The machine has a vertical stroke of 50 centimeters.
Context clue
You can recognize the meaning of 'Hub' (stroke/hub) from context. In connection with engines and pistons, it refers to a mechanical movement. With airports or data networks, it means a central node. In IT, it refers to a simple network device.
EXAMPLE
Der Hubraum eines Motors ergibt sich aus Hub und Bohrung der Zylinder.
The displacement of an engine is calculated from the stroke and bore of the cylinders.
Typical collocations
In the meaning of a central node, 'Hub' is often used as part of compound nouns. Typical examples are 'Logistik-Hub' (logistics hub), 'Verkehrs-Hub' (transport hub), or 'Luftfahrt-Hub' (aviation hub).
EXAMPLE
Der Amsterdamer Hafen ist ein wichtiger Hub für den internationalen Handel.
The port of Amsterdam is an important hub for international trade.
Compare with
Hub vs Switch
switch
A Switch and a Hub connect several computers in a network. The Hub forwards data to all connected devices, while the Switch sends it specifically to the appropriate device. When targeted forwarding is important, the device is called a Switch; when the data is forwarded to everyone, Hub is the appropriate term.
Hub
Der Hub leitet die Datei an alle angeschlossenen Computer weiter.
The hub forwards the file to all connected computers.
Switch
Der Switch leitet die Datei nur an den Computer der Kollegin weiter.
The switch forwards the file only to the colleague's computer.
In real life
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