Making use of randomness (as in 'randomized algorithm') This is probably an unfortunate term, since it doesn't imply that one starts with something deterministic and then 'randomizes' it See also Monte Carlo and Las Vegas
A function or algorithm is randomized if the output depends not only on the input but also on some random element For example, the output from OAEP is a function of the input and a random seed Compare to deterministic
A trial in which patients are randomly assigned to receive either drug or placebo
-a study where the volunteers are assigned to receive a medicine or a placebo without bias