1. (

• changeable ,
• chatoyant ,
• iridescent ,
• shot

) 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 ,
• nacreous ,
• opalescent ,
• opaline ,
• pearlescent

) having a play of lustrous rainbow colors; "an iridescent oil slick"; "nacreous (or pearlescent) clouds looking like mother-of-pearl"; "a milky opalescent (or opaline) luster" ;