nereidiann.adj.
/ˌnɪərɪˈɪdɪən/, /ˌnɛrɪˈɪdɪən/, U.S. /ˌnɪriˈɪdiən/ Zoology. rare.
A. n.
= Nereid n. 2.
ΘΚΠ
the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Annelida > [noun] > class Chaetopoda > order Polychaeta > suborder Nereidiformia > member of family Nereidae
sea-forty-legs1750
Nereid1774
nereidean1835
palolo1847
sea-centipede1858
nereidian1860
ragworm1865
rag1881
1860 J. E. Worcester Dict. Eng. Lang. Nereidian, one of a family of dorsibranchiate annellidans, of which the genus Nereis is the type.
1890 Cent. Dict. Nereidian, a nereid, or sea-worm of the family Nereidæ.
B. adj.
= Nereid adj. 2.
ΘΚΠ
the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Annelida > [adjective] > belonging to class Chaetopoda > belonging to order Polychaeta > resembling nereid or belonging to Nereidae
nereidous1839
nereidian1874
1874 Amer. Naturalist 8 529 Nereis Dumerilii has likewise two sexual forms, the nereidian and the heteronereidian form.
1890 Cent. Dict. Nereidian, resembling a nereid; pertaining to the Nereidæ, or having their characters.
1927–9 H. Wheeler Waverley Children's Dict. V. 2919/2 Annelids or worms belonging to this group are nereidian.
This entry has been updated (OED Third Edition, September 2003; most recently modified version published online March 2022).
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n.adj.1860