| 释义 | 
		pra·ty·len·chus \ˌprād.əlˈeŋkəs, ˌprad.-\ noun Usage: capitalized Etymology: New Latin, blend of Latin pratum meadow and New Latin Tylenchus — more at prairie  : a genus of plant-parasitic nematodes (family Tylenchidae) associated with root rots of various economically important plants — compare meadow nematode |