Junction

n. intersection; crossing; connection; point of convergence, meeting point, place where two things meet and cross (roads, rivers, etc.); interface in a semiconductor device (Electrical)

Junction may refer to:Junction (traffic) where several traffic routes cross:junction (rail), a railroad/railway junctionIntersection (road), a road junctionInterchange (road), a motorway junctionThe Junction, a Toronto neighbourhoodThe Junction (band)cell junction, in biologyNTFS junction point, in computingp-n junction, in semiconductor electronicsa thermoelectric junctionJunction (Dune), a fictional planet in the Dune universea Guardian Force junction or status junction in the game Final Fantasy VIIIJunction Broadband, a broadband service provider in the United Statesjunctions, a construct of the computer language Perl 6
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Noun
1. the place where two or more things come together
(hypernym) topographic point, place, spot
(hyponym) interchange
2. the state of being joined together
(synonym) conjunction, conjugation, colligation
(hypernym) union, unification
(hyponym) anastomosis, inosculation
3. the shape or manner in which things come together and a connection is made
(synonym) articulation, join, joint, juncture
(hypernym) connection, connexion, link
(hyponym) esophagogastric junction, oesophagogastric junction
4. something that joins or connects
(synonym) conjunction
(hypernym) connection, connexion, connector, connecter, connective
(hyponym) contact, tangency
5. an act of joining or adjoining things
(synonym) adjunction
(hypernym) joining, connection, connexion
(derivation) join, bring together

(n.)
The place or point of union, meeting, or junction; specifically, the place where two or more lines of railway meet or cross.
  

(n.)
The act of joining, or the state of being joined; union; combination; coalition; as, the junction of two armies or detachments; the junction of paths.
  

the line or plane where the level of P-type doping and N-type doping are equal.