Iridal

Pronunciation

• UK IPA: /ˈʌɪɹɪdÉ™l/

Origin

Formed from (the stem of) Latin īris, Ancient Greek ἶρις + -al.

Full definition of iridal

Adjective

1. (rare) Pertaining to a rainbow.
2. (chiefly medicine) Pertaining to the iris of the eye.
• 1969, Vladimir Nabokov, Ada or Ardor, Penguin 2011, p. 44:The iridal dark-brown of her serious eyes had the enigmatic opacity of an Oriental hypnotist's look (in a magazine's back-page advertisement) and seemed to be placed higher that usual so that between its lower rim and the moist lower lid a cradle crescent of white remained when she stared straight at you.