This category is for American football at Louisiana Tech University. ...
• (a.) Of or pertaining to iridium; -- applied specifically to compounds in which iridium has a low valence.
I·rid'i·ous (i*rĭd'ĭ*ŭs) adjective (Chemistry) Of or pertaining to iridium; -- applied specifically to compounds in which iridium has a low valence.