a. and sb. Ent. [ad. mod.L. Vanessidæ (pl.), f. Vanessa: see prec.] A. adj. Belonging to the family of butterflies of which Vanessa is the type. B. sb. A butterfly of this family.
1911. Encycl. Brit., XVI. 467/2. The brightly coloured vanessid butterflies. Ibid., 469/2. The British Vanessids.