Scutellum
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 Any of several shield-shaped structures in insects, grasses etc; A rounded apothecium having an elevated rim formed of the proper thallus, the fructification of certain lichens.
- 2 Any of several shield-shaped structures in insects, grasses etc; The third of the four pieces forming the upper part of a thoracic segment of an insect. It follows the scutum, and is followed by the small postscutellum.
- 3 Any of several shield-shaped structures in insects, grasses etc; One of the transverse scales on the tarsi and toes of birds.
- 4 Any of several shield-shaped structures in insects, grasses etc; A grass seed cotyledon that is highly modified for absorption.
Etymology
Borrowed from New Latin scūtellum, diminutive of Latin scūtum (“shield”).