mortarboard

A square board with a handle used for holding and carrying masonry mortar.

An academic cap topped by a flat square.

A board, generally square, used by masons to hold mortar for plastering.

A square-crowned academic cap.

A small square board with a handle beneath, for holding mortar; a hawk; used by masons to hold or carry mortar.

An academic cap topped by broad, projecting, stiff and flat square top, with a tassel attached to the top and hanging down. It was once worn by students in some colleges, but is now worn usually only at graduation ceremonies.

A square board, with a handle, on which mortar or plaster is carried: a hawk.

An academic cap that has a flat square top with a tassel.

a square board with a handle underneath; used by masons to hold or carry mortar

an academic cap with a flat square with a tassel on top