Definition of roundworm noun from the Oxford Advanced Learner's Dictionary

 

roundworm

 noun
noun
BrE BrE//ˈraʊndwɜːm//
 
; NAmE NAmE//ˈraʊndwɜːrm//
 
Invertebrates
 
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a small worm that lives in the intestines of pigs, humans and some other animals See related entries: Invertebrates
See the Oxford Advanced American Dictionary entry: roundworm