单词 | platyhelminth |
释义 | platyhelminth Zool.|plætɪˈhɛlmɪnθ| Also plathelminth. [f. mod.L. pl. Platyhelmintha, -thes, f. platy- + Gr. ἕλµινς (ἑλµινθ-) worm: see helminth.] An animal of the group Platyhelˈmintha or Platyhelˈminthes, comprising the nemertean, trematode, cestode, and turbellarian worms (with other classes in some classifications); a flat-worm.
[1878Bell Gegenbaur's Comp. Anat. 129 In most Platyhelminthes the mouth is some distance from the head.] 1890Cent. Dict., Plathelminth. 1897Allbutt's Syst. Med. II. 1091 Bilharzia..hæmatobia is a trematode platyhelminth, inhabiting the veins of man, monkeys, and probably also of cattle and dogs. 1901Daily Chron. 30 Oct. 3/4 The Platyhelminthes include ‘liver flukes’ and ‘tape-worms’, besides [other] non-parasitic creatures devoid of a vernacular name. |

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