junction

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Related to costochondral junction: costochondritis

junction

1. Electronics
a. a contact between two different metals or other materials
b. a transition region between regions of differing electrical properties in a semiconductor
2. a connection between two or more conductors or sections of transmission lines

junction

[′jəŋk·shən]
(civil engineering)
A point of intersection of roads or highways, especially where one terminates.
(electricity)
(electronics)
A region of transition between two different semiconducting regions in a semiconductor device, such as a pn junction, or between a metal and a semiconductor.
(electromagnetism)
A fitting used to join a branch waveguide at an angle to a main waveguide, as in a tee junction. Also known as waveguide junction.

junction

The point at which two elements make contact. In a transistor, a junction is the point where an N-type material makes contact with a P-type material.
References in periodicals archive ?
Rib costochondral junction to assess the duration of terminal stress and possible underlying rickets and/or scurvy (Table 4; Figure 3, A and B);
In addition, as the fifth rib is considered to be the most rapidly growing bone during late pregnancy and infancy, microscopic examination of its costochondral junction is useful.
A, Normal rib at costochondral junction from a near-term live birth with normal straight chondrocyte columns and blood vessels at "top.