teletypewriter exchange service
Also found in: Acronyms.
teletypewriter exchange service[¦tel·ə′tīp‚rīd·ər iks¦chānj ‚sər·vəs]
A service furnished by telephone companies to subscribers in the United States, whereby any of the subscribers can communicate directly with any other subscriber via teletypewriter. Also known as TWX service.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.