- nacreous - consisting of or resembling mother-of-pearl
- iridescent, nacreous, opalescent, opaline, pearlescent - 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"
Antonym: dull (indirect, via bright)
- iridescent, nacreous, opalescent, opaline, pearlescent - 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"