Glossary A-H

ACCESS NETWORK In telecommunications, the term access network indicates the part of the network intended for the connection between individual users and the switching center and more generally, the connection between a subscriber and their service provider....
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Glossary I-Z

INDEX OF REFRACTION (Or Refractive Index) The relationship between the speed of light in vacuum or isolation, and the speed of light in a specific material or substance.  The refractive index of a material is a dimensionless quantity that quantifies...
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