-äntəˌdē noun plural
Usage: capitalized
Etymology: New Latin, from Pycnodont-, Pycnodus, type genus (from pycn- + -odont-, -odus ) + -idae
: a large family that is segregated in the order Pycnodonti or now more usually included in Cycloganoidei and that includes Mesozoic and Tertiary ganoid fishes having a deep compressed body typically covered with rhomboidal scales, a homocercal tail, and strong blunt crushing teeth