| a. | 1. | Having colors like the rainbow; exhibiting a play of changeable colors; nacreous; prismatic; |
| Adj. | 1. | iridescent - varying in color when seen in different lights or from different angles; "changeable taffeta"; "chatoyant (or shot) silk"; "a dragonfly hovered, vibrating and iridescent" |
| 2. | iridescent - having a play of lustrous rainbow-like colors; "an iridescent oil slick"; "nacreous (or pearlescent) clouds looking like mother-of-pearl"; "a milky opalescent (or opaline) luster" |