carinate /ˈkæɹɪnət/adjective 3noun 1forms 3 adjective3 •Shaped like a boat's keel. •Of a bird, having a carina, a keeled breastbone allowing the attachment of flight muscles. •Having a carina. noun1 •Any bird having a keeled breastbone allowing the attachment of flight muscles. formscarinates · more carinate · most carinate