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单词 pisidiid
释义

pisidiidn.adj.

Brit. /pɪˈsɪdɪɪd/, U.S. /pᵻˈsɪdiɪd/
Origin: A borrowing from Latin. Etymons: Latin Pisidiidae, Pisidiadae.
Etymology: < scientific Latin Pisidiidae, family name, alteration of Pisidiadae (J. E. Gray 1857) < Pisidium , genus name ( C. Pfeiffer Naturgeschichte Deutsch. Land- u. Süsswasser-Mollusken (1821) I. 17; < classical Latin pisum pea (see pease n.) + -idium -idium comb. form) + -idae (see -id suffix3).
Zoology.
A. n.
A member of the family Pisidiidae of small, rounded, freshwater bivalve molluscs having fused siphons; a pea mussel, a pea shell. rare.
ΚΠ
1895 I. K. Funk et al. Standard Dict. Eng. Lang. II. at Pisidiidæ Pisidiid, n.
1986 Jrnl. Zool. A. 210 427 The pisidiids inhabiting the furrow show life history tactics which favour the habitation of a normally ephemeral subtropical habitat.
B. adj.
Of or relating to the family Pisidiidae of freshwater bivalve molluscs.
ΚΠ
1984 Canad. Jrnl. Zool. 62 1474 Neither growth nor production of 2 species of pisidiid clams, Pisidium casertanum and P. ferrugineum, appeared to vary consistently with alkalinity concentration.
1993 Amer. Midland Naturalist 130 158 The seasonal metabolic rates of brooding pisidiid clams..peak during periods of reproduction and larval incubation.

Derivatives

piˈsidioid adj. rare = sense B.Apparently only attested in dictionaries or glossaries.
ΚΠ
1895 I. K. Funk et al. Standard Dict. Eng. Lang. II. at Pisidiidæ Pisidioid, a.
This entry has been updated (OED Third Edition, June 2006; most recently modified version published online March 2022).
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n.adj.1895
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