direct-access

[dih-rekt-ak-ses, -ak-, dahy-]
adjective Computers.
  1. pertaining to the ability to obtain data from, or place data in, external storage without the need to sequentially scan other data contained there.
  2. pertaining to the method of organization and access used for a data structure in which records are located by their keys, without reference to other records that may have been previously accessed.
Also called random-access.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018