Adenoviridae

noun plural

Ad·​e·​no·​vi·​ri·​dae ˌad-ᵊn-ō-ˈvir-ə-ˌdē 

: a family of double-stranded DNA viruses shaped like a 20-sided polyhedron, originally identified in human adenoid tissue, causing infections (as pharyngoconjunctival fever) of the respiratory system, conjunctiva, and gastrointestinal tract, and including some capable of inducing malignant tumors in experimental animals