ˌfilə.ˈtrēd.ə noun
Usage: capitalized
Etymology: New Latin, from phyll- + -treta (from Greek trētos perforated, from tetrainein to perforate, pierce) — more at throw
: a genus of chrysomelid beetles that includes flea beetles which are serious pests on garden plants and which transmit a mosaic disease to cabbage and other plants of the genus Brassica