D defs.my
Entry 3 senses Webster, 1913

Scutum

· Scu·tum · IPA /ˈskjuːtəm/
01 n. An oblong shield made of boards or wickerwork covered with leather, with sometimes an iron rim; -- carried chiefly by the heavy-armed infantry.
pl. Scuta ((#))
  1. 1.
    An oblong shield made of boards or wickerwork covered with leather, with sometimes an iron rim; -- carried chiefly by the heavy-armed infantry.(Rom. Antiq.)
  2. 2.
    A penthouse or awning.(O. Eng. Law) [Obs.]
  3. 3.
    The second and largest of the four parts forming the upper surface of a thoracic segment of an insect. It is preceded by the prescutum and followed by the scutellum. See the Illust. under Thorax.(Zool.) See: Thorax