iridize--prophetes.ai

iridize, v.
  (ˈɪr-, ˈaɪrɪdaɪz)
  [f. L. irid- iris, or irid-ium + -ize.]
  1. trans. To make iridescent.

1874 [see iris n. 3].

2. To cover with iridium; to tip with iridium.

1864 in Webster.

Oxford English Dictionary