pseudorandom Syllabification: (pseu·do·ran·dom)Pronunciation: /ˌso͞odōˈrandəm/Definition of pseudorandom adjective (of a number, a sequence of numbers, or any digital data) satisfying one or more statistical tests for randomness but produced by a definite mathematical procedure. Derivatives pseudorandomly adverb pseudorandom in other Oxford dictionaries Definition of pseudorandom in the British & World English dictionary