iridescent C2 Topic:Mathematics & Measurement US /ˌɪɹ.ɪˈdɛs.ənt/ See IPA manual Freq #54291 Meanings 1 adj having a play of lustrous rainbow colors An iridescent oil slick. 2 adj Producing a display of lustrous, rainbow-like colors; prismatic. Iridescent appearance. 3 adj Brilliant, lustrous, or colorful. Iridescent sheen. 4 adj varying in color when seen in different lights or from different angles Thesaurus Synonyms 1 adj · having a play of lustrous... nacreous 4 adj · varying in color when seen... changeablechatoyantshot Word family Forms iridescence Derived forms iridesceiridescenceiridescentlynoniridescentuniridescent Related forms fluorescentluminescent Etymology Coined around 1800, from Latin iris, iridis (“rainbow”) + -escent. Topics Mathematics & Measurement External links Cambridge Dictionary Wiktionary Google Images # iridescent **Type:** Word **Level:** C2 **Part of speech:** adj **IPA (US):** /ˌɪɹ.ɪˈdɛs.ənt/ **Frequency rank:** 54291 ## Meanings 1. having a play of lustrous rainbow colors 2. Producing a display of lustrous, rainbow-like colors; prismatic. 3. Brilliant, lustrous, or colorful. 4. varying in color when seen in different lights or from different angles ## Examples - An iridescent oil slick. - Iridescent appearance. - Iridescent sheen. ## Derived Forms - iridesce - iridescence - iridescently - noniridescent - uniridescent ## Related Forms - fluorescent - luminescent ## Etymology Coined around 1800, from Latin iris, iridis (“rainbow”) + -escent. ## Topics - Mathematics & Measurement markdown