Chrysalis \Chrys"a*lis\, n.; pl. {Chrysalides}. [L. chrysallis the gold-colored pupa of butterflies, Gr. ?, fr. ? gold. Cf. {Aurelia}.] (Zool.) The pupa state of certain insects, esp. of butterflies, from which the perfect insect emerges. See {Pupa}, and {Aurelia} (a) . [1913 Webster]