/ Dictionary / Index S SCSI: Meaning and Definition of Find definitions for: SCSI Pronunciation: (skuz'ē), [key] a standard for computer interface ports featuring faster data transmission and greater flexibility than normal ports. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: scsi (Thesaurus) SCS scuba Related Content Daily Word Quiz: fidelity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language