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 ?
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.
20,21) Often the result of repetitive physical activity, (22) movement of the chest and ribcage generally reproduces this pain, (23) and symptoms are usually elicited by pressure over one of the costochondral junctions of the sternum.
Pronounced widening of the wrists and beading of the ribs at the costochondral junctions were also confirmed by X-ray.
Skull bones can be indented by finger pressure, and there can be expansion of the costochondral junctions.