Noun
central -
a workplace that serves as a telecommunications facility where lines from telephones can be connected together to permit communication
telephone exchange ,
exchange
workplace ,
work a place where work is done; "he arrived at work early today"
phone system ,
telephone system a communication system that transmits sound between distant points
centrex (CENTRal EXchange) a kind of telephone exchange
Adjective
central -
in or near a center or constituting a center; the inner area; "a central position"
peripheral on or near an edge or constituting an outer boundary; the outer area; "Russia's peripheral provinces" ; "peripheral suburbs"
amidship located in the middle part of a ship or aircraft
bicentric having two centers
bifocal having two foci; "bifocal eyeglasses"
midway ,
center ,
halfway ,
middle equally distant from the extremes
centered being or placed in the center
centric ,
centrical having or situated at or near a center
focal having or localized centrally at a focus; "focal point" ; "focal infection"
medial ,
median dividing an animal into right and left halves
middlemost ,
midmost being in the exact middle
central -
serving as an essential component; "a cardinal rule" ; "the central cause of the problem" ; "an example that was fundamental to the argument" ; "computers are fundamental to modern industrial structure"
cardinal ,
fundamental ,
key ,
primal
of import ,
important of great significance or value; "important people" ; "the important questions of the day"