Metastrongylidae

noun plural

Meta·​stron·​gyl·​i·​dae ˌmet-ə-ˌsträn-ˈjil-ə-ˌdē 

: a large family of parasitic strongyloid nematode worms including the genera Dictyocaulus, Metastrongylus, and Protostrongylus

metastrongyle

-ˈsträn-ˌjīl, -jəl 

noun

metastrongylid

-ˈsträn-jə-lid 

adjective or noun