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单词 pentastome
释义

pentastomen.

Brit. /ˈpɛntəstəʊm/, U.S. /ˈpɛn(t)əˌstoʊm/
Forms: 1800s pentastom, 1800s– pentastome.
Origin: A borrowing from Latin. Etymons: Latin Pentastoma, Pentastomum.
Etymology: < scientific Latin Pentastoma or Pentastomum Pentastoma n.; compare -stome comb. form). Compare earlier Pentastoma n.
Zoology.
= pentastomid n.
ΘΚΠ
the world > animals > invertebrates > phylum Arthropoda > class Arachnida > [noun] > order Linguatulida or Pentastomata > genus Pentastomum > member of
pentastome1890
tongue-worm1896
1890 Cent. Dict. 4380/2 Pentastome, a member of the genus Pentastoma.
1956 T. W. M. Cameron Parasites & Parasitism 149 Pentastomes or ‘tongue-worms’ were until recently regarded as aberrant arachnids.
1992 Nat. Hist. Jan. 14/2 Very few taxonomists doubt that onychophorans, along with other potentially distinct groups known as tardigrades and pentastomes, have their evolutionary linkages close to annelids and arthropods.

Derivatives

† pentastomoid adj. and n. Obsolete rare (a) adj. resembling a pentastome; of or relating to the class Pentastomida (formerly also called Pentastomoidea); (b) n. a pentastome.Apparently only attested in dictionaries or glossaries.
ΘΚΠ
the world > animals > invertebrates > phylum Arthropoda > class Arachnida > [adjective] > resembling or belonging to group Pentastomoidea
pentastomoid1890
the world > animals > invertebrates > phylum Arthropoda > class Arachnida > [noun] > order Linguatulida or Pentastomata > member of
Pentastoma1849
linguatulid1879
pentastomoid1890
pentastomid1909
1890 Cent. Dict. 4380/2 Pentastomoid..a. Resembling the genus Pentastoma... n. A member of the Pentastomoidea; a pentastome.
This entry has been updated (OED Third Edition, September 2005; most recently modified version published online March 2022).
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n.1890
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更新时间:2026/10/3 15:46:05