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  1. a standard for computer interface ports featuring faster data transmission and greater flexibility than normal ports.

Origin of SCSI

1985–90; s(mall) c(omputer) s(ystem) i(nterface)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for scsi


  1. Small Computer Systems Interface: a system for connecting a computer to peripheral devices
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

scsi in Science


  1. Short for small computer system interface. A computer interface used for connecting peripheral devices, such as external disk drives and scanners, to personal computers and each other, consisting of 25-50 individual signal paths (usually wires) bundled together and sharing a single connector plug.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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