'Mesoscutum' definitions:

Definition of 'Mesoscutum'

From: GCIDE
  • Mesoscutum \Mes`o*scu"tum\, n. [Meso- + scutum.] (Zool.) The scutum or dorsal plate of the middle thoracic segment of an insect. See Illust. of Butterfly. [1913 Webster]