iridiu Noun, n, iridiu iridium (chemical element) Appox. usage (any sense): 0.369 per million words Appox. usage (any sense): 0.369 per million words
iridium Noun, n, iridium alternative form of iridiu Appox. usage (any sense): 0.06 per million words Appox. usage (any sense): 0.06 per million words