'Prescutum' definitions:
Definition of 'Prescutum'
- Prescutum \Pre*scu"tum\, n.; pl. Prescuta. [NL. See Pr[ae]-,
and Scutum.] (Zool.)
The first of the four pieces composing the dorsal part, or
tergum, of a thoracic segment of an insect. It is usually
small and inconspicuous.
[1913 Webster]