nacreous [
'nekrɪəs]
nacreous[ adj ]- consisting of or resembling mother-of-pearl
<adj.pert>
- having a play of lustrous rainbow colors
<adj.all>
an iridescent oil slick
nacreous (or pearlescent) clouds looking like mother-of-pearl
a milky opalescent (or opaline) luster
Nacreous \Na"cre*ous\ (n[=a]"kr[-e]*[u^]s), a. [See {Nacre}.]
(Zo["o]l.)
Consisting of, or resembling, nacre; pearly.