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单词 morass ore
释义

morass oren.

Origin: Formed within English, by compounding; probably modelled on a German lexical item. Etymons: morass n., ore n.2
Etymology: < morass n. + ore n.2, probably after German Morasterz (late 18th cent.) < Morast (see morass n.) + Erz ore (see fahlerz n.).
Obsolete.
= bog iron n. at bog n.1 Compounds 4. Cf. morassy iron ore n. at morassy adj. Compounds.
ΘΚΠ
the world > the earth > minerals > ore > [noun] > metal ore > iron ore > bog
bog-mine1590
bog-mine-ore1764
bog ore1772
bog iron ore1789
swampy iron ore1796
morassy iron ore1801
morass ore1805
black ram1808
limonite1823
swamp-ore1839
1805 R. Jameson Syst. Mineral. II. 334 [Bog Iron-Ore] is subdivided into three subspecies. 1. Morass-Ore. 2. Swamp-Ore. 3. Meadow-Ore.
1817 T. Thomson Syst. Chem. (ed. 5) III. 478 Morass Ore.
1927–9 H. Wheeler Waverley Children's Dict. V. 2833/2 On exposure to the air, iron is precipitated by the solution, and in combination with various impurities forms morass-ore.
This entry has been updated (OED Third Edition, December 2002; most recently modified version published online March 2019).
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n.1805
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