CENTRAL

I. adjective Etymology: Latin ~is, from centrum center Date: 1647 containing or constituting a center, of primary importance ; essential , principal , 3. situated at, in, or near the center, easily accessible from outlying districts , 4. ~ly placed and superseding separate scattered units , controlling or directing local or branch activities , holding to a middle between extremes ; moderate , of, relating to, or comprising the brain and spinal cord, ~ly adverb II. noun Date: 1889 a telephone exchange or operator, a ~ office or bureau usually controlling others , a center or hub for a specified activity or group