randomize

verb

ran·​dom·​ize ˈran-də-ˌmīz 

randomized; randomizing

transitive verb

: to select, assign, or arrange in a random way

randomization

ˌran-də-mə-ˈzā-shən 

noun

randomizer noun

Examples of randomize in a Sentence

The numbers have been randomized.

A randomized study of patients treated with the drug showed it to be effective.

Recent Examples on the Web

Fryer is a professor of economics at Harvard University, whose research combines economic theory, empirical evidence and randomized experiments to help design more effective government policies. —CBS News, 27 Jan. 2026

Our studies were not randomized experiments. —Michael Prinzing, The Conversation, 23 Jan. 2026

In fact, a study out of Johns Hopkins University randomized clinical practices so that, in some practices, patients met with a facilitator trained in advanced care planning. —Peter Ubel, Forbes.com, 22 Jan. 2026

In the trial, 221 patients were randomized to the proton group and 219 to the photon group. —Jillian Taylor, StateImpact, 20 Jan. 2026

Word History

First Known Use

1926, in the meaning defined above

Rhymes for randomize

• advertise
• aggrandize
• agonize
• alibis
• alkalies
• alkalis
• amortize
• amplifies
• analyse
• analyze
• anywise
• authorize

Kids Definition

randomize

verb

ran·​dom·​ize ˈran-də-ˌmīz 

randomized; randomizing

: to make random

shuffling randomizes playing cards