noun junc·tion \ˈjəŋ(k)-shən\

: a place where two things join

: a place where roads or railroad lines come together

: a road or ramp that you use when getting off a highway

Full Definition of JUNCTION

:  an act of joining :  the state of being joined
a :  a place or point of meeting
b :  an intersection of roads especially where one terminates
c :  a point (as in a thermocouple) at which dissimilar metals make contact
d :  an interface in a semiconductor device between regions with different electrical characteristics
:  something that joins
junc·tion·al \-shnəl, -shə-nəl\ adjective

Examples of JUNCTION

  1. a junction of nerves and muscle
  2. the junction of Route 12 and Route 87

Origin of JUNCTION

Latin junction-, junctio, from jungere to join — more at yoke
First Known Use: 1711

Rhymes with JUNCTION

JUNCTIONAL Defined for Kids


noun junc·tion \ˈjəŋk-shən\

Definition of JUNCTION for Kids

:  a place or point where two or more things meet
:  an act of joining
Medical Dictionary


noun junc·tion \ˈjəŋ(k)-shən\

Medical Definition of JUNCTION

:  a place or point of meeting <the structure of the synaptic junction as revealed by electron microscopy>—see neuromuscular junction
junc·tion·al \-shnəl, -shən-əl\ adjective


Next Word in the Dictionary: junction boxPrevious Word in the Dictionary: JuncoidesAll Words Near: junction
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears