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单词 polynemid
释义

polynemidn.adj.

Brit. /ˌpɒlɪˈniːmɪd/, U.S. /ˌpɑliˈniməd/
Origin: A borrowing from Latin, combined with an English element; modelled on a Latin lexical item. Etymons: Latin Polynemus , -id suffix3.
Etymology: < scientific Latin Polynemus, genus name ( L. T. Gronovius Museum ichthyologicum (1754) I. 31; < poly- poly- comb. form + ancient Greek νῆμα thread: see nemato- comb. form) + -id suffix3, after scientific Latin Polynemidae, family name (1890 or earlier).
Zoology.
A. n.
Any of various fishes constituting the tropical family Polynemidae, having pectoral fins divided into two parts, the lower of which consists of several long rays; a threadfin.
ΚΠ
1895 I. K. Funk et al. Standard Dict. Eng. Lang. II. at Polynemidæ Polynemid n.
1982 Ann. Rev. Ecol. & Systematics 13 483 Protandrous sex change occurs..in several polynemids.
1997 G. S. Helfman et al. Diversity of Fishes xviii. 321/1 Smell, taste, touch, or electrolocalization..is employed extensively by benthic and nocturnal foragers such as eels.., goatfishes (mullids), and threadfins (polynemids).
B. adj.
Of or relating to fishes of the family Polynemidae.
ΚΠ
1909 Webster's New Internat. Dict. Eng. Lang. Polynemid a. & n.
1971 Amer. Midland Naturalist 85 384 These two species of Polynemicola from polynemid hosts are unusual..in having a clearly eversible cirrus.
2002 Ichthyol. Res. 49 47 A taxonomic revision of the polynemid fish genus Eleutheronema..resulted in three species of the genus being regarded as valid.
This is a new entry (OED Third Edition, September 2006; most recently modified version published online March 2022).
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n.adj.1895
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