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junction transistor
(physics) A transistor in which the emitter and collector barriers are formed by p-n junctions between semiconductor regions of opposite conductivity type.
junction diode
(physics) A semiconductor rectifying device in which the barrier between the two regions of opposite conductivity (n-type and p-type) type produces the rectification. All solar cells are junction diodes.
flat junction
(rail transport) An at-grade junction between two crossing railroad tracks.
diamond junction
(rail transport) An at-grade junction between two crossing railroad tracks.
level junction
(rail transport) An at-grade junction between two crossing railroad tracks.
Clapham Junction
A major rail transport hub in south-west London, England, which has the distinction of being the busiest railway station in Britain.
junction boxes
plural of junction box
Holliday junction
(genetics) A junction between four strands of DNA. They are a key intermediate in many types of genetic recombination, as well as in double-strand break repair.
junction box
(electrical engineering) A box through which the main conductors of a system of electric distribution pass, and where connection is made with branch circuits or to extend circuits.
Severn Tunnel Junction
(rail transport) A railway station and junction in Monmouthshire, Wales, on the west side of the Severn Tunnel, which serves the village of Rogiet (OS grid ref ST4687).
