a. [ L. rigescens, p. pr. fr. rigescere to grow stiff. ] Growing stiff or numb. [ 1913 Webster ]
a. [ L. iris, iridis, the rainbow: cf. F. iridescent. ] Having colors like the rainbow; exhibiting a play of changeable colors; nacreous; prismatic;
a. [ L. iris, iridis, the rainbow: cf. F. iridescent. ] Having colors like the rainbow; exhibiting a play of changeable colors; nacreous; prismatic;