noun
a workplace that serves as a telecommunications facility where lines from telephones can be connected together to permit communication
Synonyms
adjective
serving as an essential component
Synonyms
Examples
- a cardinal rule
- the central cause of the problem
- an example that was fundamental to the argument
- computers are fundamental to modern industrial structure
adjective
in or near a center or constituting a center
Examples
- the inner area
- a central position