Standard Lemma guide

roundworm

noun · 3 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • US: /ˈɹaʊndˌwɝm/
  • UK: /ˈɹaʊndˌwɜːm/
  • rhymes with -aʊndwɜː(ɹ)m
  • US: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: R AW1 N D W ER0 M Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

An invertebrate animal of the phylum Nematoda and other similar phyla. Many species of roundworms are parasites.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

unsegmented worms with elongated rounded body pointed at both ends; mostly free-living but some are parasitic

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: nematode, nematode worm

Antonyms: none provided

Broader terms: worm

Narrower terms: common roundworm, Ascaris lumbricoides, chicken roundworm, Ascaridia galli, pinworm, threadworm, Enterobius vermicularis, eelworm, wheatworm, wheat eel, wheat eelworm, Tylenchus tritici, trichina, Trichinella spiralis, hookworm, filaria, Guinea worm, Dracunculus medinensis

3

noun

Meaning 3

infections of the skin or nails caused by fungi and appearing as itching circular patches

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: tinea, ringworm

Antonyms: none provided

Broader terms: fungal infection, mycosis

Narrower terms: dhobi itch, kerion, tinea pedis, athlete's foot, tinea barbae, barber's itch, tinea capitis, tinea corporis, tinea cruris, jock itch, eczema marginatum, tinea unguium

History

Etymology

From round + worm.