Vāg'/i-no-pĕn'/noŭs, a.
a. [From Lat. vagina, a sheath, and penna, a feather, pl. pennæ, a wing.] (Entom.) Having the wings covered with a hard case or sheath, as some insects; sheath-winged.
a. [From Lat. vagina, a sheath, and penna, a feather, pl. pennæ, a wing.] (Entom.) Having the wings covered with a hard case or sheath, as some insects; sheath-winged.