noun · 2 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
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Received-Pronunciation:/ˈʃɪ.stə(ʊ)ˌsəʊm/
General-American:/ˈʃɪ.stəˌsoʊm/
General-American:/ˈskɪ.stəˌsoʊm/
1
noun
Meaning 1
A parasitic flatworm which needs two hosts to complete its life cycle. The immature form infests freshwater snails and the adult lives in the blood vessels of birds and mammals, causing bilharzia in humans.
Definition source: English Wiktionary via Wiktextract
Topics: biology, natural-sciences, zoology
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: blood fluke
Antonyms: none provided
2
noun
Meaning 2
flatworms parasitic in the blood vessels of mammals
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: blood fluke
Antonyms: none provided
Broader terms: fluke, trematode, trematode worm
History
Etymology
From translingual Schistosoma, from Ancient Greek σχιστός (skhistós, “cleaved, divided”) + σῶμα (sôma, “body”).
Across languages
Translations
5 source translations are retained for this English entry.
Chinese Mandarin:
血吸蟲 /血吸虫
(xuèxīchóng)
— any worm of the genus Schistosoma
Finnish:
halkiomato
— any worm of the genus Schistosoma
Italian:
schistosoma
— any worm of the genus Schistosoma
Portuguese:
esquistossomo
— any worm of the genus Schistosoma
Russian:
шистосо́ма
(šistosóma)
— any worm of the genus Schistosoma