The Collaborative International Dictionary of English v.0.48:
Randomly \Ran"dom*ly\ (r[a^]n"d[u^]m*l[y^]), adv. In a random manner. [1913 Webster]WordNet (r) 3.0 (2006):
randomly adv 1: in a random manner; "the houses were randomly scattered"; "bullets were fired into the crowd at random" [syn: randomly, indiscriminately, haphazardly, willy- nilly, arbitrarily, at random, every which way]