Definition of mezza-maiolica in US English:

mezza-maiolica

noun

Ceramics
rare
  • A kind of Italian decorative pottery made between the 15th and 17th centuries, frequently less ornamental and elaborate than true maiolica, and typically produced by painting not on a tin-glaze but on a white clay slip. Also more generally: early or primitive maiolica.

Origin

Mid 19th century. From Italian mezzamaiolica, mezza maiolica from mezza, feminine of mezzo half + maiolica.