Entomology definition of Cardia September 7, 2014 Raj Entomology Dictionary 0 Please Like Us!!! DesiGoogly.com > Education News > Entomology Dictionary > Entomology definition of Cardia Entomology definition of Cardia: the gizzard; q.v.: also applied to the heart. Cardia Entomology explanationCardia Entomology meaningEntomology Cardia definitionReviews & Comments