[{"Bold_text": "noun", "List Items": ["a rib or riblike part.", "the midrib of a leaf in mosses.", "a ridge.", "Entomology.Also calledcostal vein.a vein, usually marginal, in the anterior portion of the wing of certain insects.Also calledcostal margin.the anterior edge or border of the wing of certain insects.", "Also calledcostal vein.a vein, usually marginal, in the anterior portion of the wing of certain insects.", "Also calledcostal margin.the anterior edge or border of the wing of certain insects."]}, {"Bold_text": "noun", "List Items": ["Lú·cio[loo, -syoo],1902–98,Brazilian architect, chief designer of Brasilia."]}]