roundworm

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++round·worm /ˈraʊndwɜːm $ -wɜːrm/ noun [countable]  a small round parasite that lives in the bodies of animals and sometimes humans 蛔虫；线虫 → tapeworm, worm

Examples from the Corpus

roundworm• Signs of a roundworm infection in puppies are likely to be a pot-bellied appearance and poor coat condition.

round·worm nounChineseSyllable  

the a in round Corpus parasite small that lives

roundworm
round‧worm /ˈraʊndwɜːm $ -wɜːrm/ noun [countable]
a small round parasite that lives in the bodies of animals and sometimes humans ⇨ tapeworm, worm

round·wormBrE /ˈraʊndwɜːm/ 🔊NAmE /ˈraʊndwɜːrm/ 🔊 nouna small worm that lives in the intestines of pigs, humans and some other animals 线虫（动物）