Opalescent has 2 different meanings across 1 category:
Adjective
Adjective
1
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"
2
Exhibiting a milky iridescence like that of an opal.
Example Sentences
"an iridescent oil slick"
adjective
"nacreous (or pearlescent) clouds looking like mother-of-pearl"
adjective
"a milky opalescent (or opaline) luster"
adjective