junction(redirected from cementoenamel junction)
Also found in: Dictionary, Thesaurus, Medical, Legal, Acronyms, Wikipedia.
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
A point of intersection of roads or highways, especially where one terminates.
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.
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.