请输入您要查询的英文单词:

 

单词 psarolite
释义

psaroliten.

Forms: 1800s psarolite, 1800s psarrolite.
Origin: Either (i) a borrowing from Greek, combined with English elements. Or (ii) a borrowing from Greek, combined with an English element. Etymons: Greek ψάρ , -o- connective, -lite comb. form1; Greek ψαρός , -lite comb. form1.
Etymology: Either < ancient Greek ψάρ starling (of uncertain origin, perhaps ultimately related to stare n.1) + -o- connective + -lite comb. form1, or < ancient Greek ψαρός speckled ( < ψάρ starling) + -lite comb. form1; apparently after German Starstein , Staarstein (1785 (as Stahrenstein ) or earlier; < Star starling (see stare n.1) + Stein stone n.).
Palaeontology. Obsolete. rare.
The fossilized stem of a tree fern of the genus Psaronius, which occurred in the late Carboniferous and early Permian and was surrounded by a layer of aerial roots; = psaronite n.
ΚΠ
1846 C. Lyell Let. 26 Sept. in Life, Lett. & Jrnls. (1881) II. xxiv. 104 I got some plants (psarrolites and ferns).
1859 D. Page Handbk. Geol. Terms 304 Psarolítes or Psaronítes... From this speckled appearance, which is visible to the naked eye, these fossils have also obtained the popular name of Staarein-stein or Star-stone.
This entry has been updated (OED Third Edition, September 2007; most recently modified version published online December 2020).
<
n.1846
随便看

 

英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2024/12/24 4:27:37