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单词 prothelminth
释义

prothelminthn.

Origin: A borrowing from Greek, combined with an English element; modelled on a Latin lexical item. Etymons: proto- comb. form, Greek ἑλμινθ-, ἕλμινς.
Etymology: < proto- comb. form + ancient Greek ἑλμινθ-, ἕλμινς worm (see helminth n.), after scientific Latin Prothelmintha, former order name (K. M. Diesing 1848, in Sitzungsberichte der Math.-Naturwissensch. Classe der K. Akad. der Wissensch. Wien 1 567).
Zoology. Obsolete. rare. Apparently only attested in dictionaries or glossaries.
A protozoan of the former order Prothelmintha, comprising most ciliates and flagellates, as considered to be primitive or ancestral worms.
ΚΠ
1890 Cent. Dict. Prothelminth, a ciliate or flagellate infusorian; any member of the Prothelmintha, regarded as representing an ancestral type of worms.

Derivatives

prothelminthic adj. Obsolete rare Apparently only attested in dictionaries or glossaries.
ΚΠ
1890 Cent. Dict. Prothelminthic; having the character of an archetypal worm; of or pertaining to the Prothelmintha.
This entry has been updated (OED Third Edition, September 2007; most recently modified version published online June 2021).
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n.1890
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更新时间:2024/12/24 21:12:20