ˌtīˌleŋˈkȯidēə, ˌtiˌl-, -enˈk- noun plural
Usage: capitalized
Etymology: New Latin, from Tylenchus + -oidea
: a superfamily of soil-dwelling or plant-parasitic nematodes (order Rhabditida) with a dorsal esophageal gland opening near the base of the buccal spear — see heterodera , tylenchidae