irid
1 of 2abbreviation
iridescent
irid-
2 of 2combining form
variants or irido-
1
: rainbow
iridescent
2
: iris of the eye
iridology
Word History
Etymology
Combining form
Greek īrid-, îris "rainbow, iridescent halo around the moon, a flame, etc., iris of the eye" + -o- — more at iris entry 1